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Finding the Fourth Proportional to 63,980.10, 95,970.14 and 22,427.10

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Solution

The fourth proportional to 63,980.10, 95,970.14 and 22,427.10 is: 33,640.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,980.10 : 95,970.14 = 22,427.10 : x
  2. Step 2: Convert to fraction form
    63,980.10/95,970.14 = 22,427.10/x
  3. Step 3: Cross multiply
    63,980.10x = 95,970.14 × 22,427.10
  4. Step 4: Simplify right side
    63,980.10x = 2,152,331,926.79
  5. Step 5: Solve for x
    x = 2,152,331,926.79/63,980.10
  6. Step 6: Final answer
    x = 33,640.65

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.