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Finding the Fourth Proportional to 62,111.30, 85,711.02 and 33,816.92

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Solution

The fourth proportional to 62,111.30, 85,711.02 and 33,816.92 is: 46,665.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,111.30 : 85,711.02 = 33,816.92 : x
  2. Step 2: Convert to fraction form
    62,111.30/85,711.02 = 33,816.92/x
  3. Step 3: Cross multiply
    62,111.30x = 85,711.02 × 33,816.92
  4. Step 4: Simplify right side
    62,111.30x = 2,898,482,706.46
  5. Step 5: Solve for x
    x = 2,898,482,706.46/62,111.30
  6. Step 6: Final answer
    x = 46,665.95

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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.