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Finding the Fourth Proportional to 67,722.16, 93,454 and 37,094.76

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Solution

The fourth proportional to 67,722.16, 93,454 and 37,094.76 is: 51,189.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,722.16 : 93,454 = 37,094.76 : x
  2. Step 2: Convert to fraction form
    67,722.16/93,454 = 37,094.76/x
  3. Step 3: Cross multiply
    67,722.16x = 93,454 × 37,094.76
  4. Step 4: Simplify right side
    67,722.16x = 3,466,653,701.04
  5. Step 5: Solve for x
    x = 3,466,653,701.04/67,722.16
  6. Step 6: Final answer
    x = 51,189.36

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.