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Finding the Fourth Proportional to 61,533.71, 92,302.55 and 19,414.18

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Solution

The fourth proportional to 61,533.71, 92,302.55 and 19,414.18 is: 29,121.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,533.71 : 92,302.55 = 19,414.18 : x
  2. Step 2: Convert to fraction form
    61,533.71/92,302.55 = 19,414.18/x
  3. Step 3: Cross multiply
    61,533.71x = 92,302.55 × 19,414.18
  4. Step 4: Simplify right side
    61,533.71x = 1,791,978,320.16
  5. Step 5: Solve for x
    x = 1,791,978,320.16/61,533.71
  6. Step 6: Final answer
    x = 29,121.90

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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.