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Finding the Fourth Proportional to 63,980.48, 95,970.72 and 22,417.76

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Solution

The fourth proportional to 63,980.48, 95,970.72 and 22,417.76 is: 33,626.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,980.48 : 95,970.72 = 22,417.76 : x
  2. Step 2: Convert to fraction form
    63,980.48/95,970.72 = 22,417.76/x
  3. Step 3: Cross multiply
    63,980.48x = 95,970.72 × 22,417.76
  4. Step 4: Simplify right side
    63,980.48x = 2,151,448,567.99
  5. Step 5: Solve for x
    x = 2,151,448,567.99/63,980.48
  6. Step 6: Final answer
    x = 33,626.64

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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.