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Finding the Fourth Proportional to 62,098.40, 85,693.20 and 33,802.40

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Solution

The fourth proportional to 62,098.40, 85,693.20 and 33,802.40 is: 46,645.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,098.40 : 85,693.20 = 33,802.40 : x
  2. Step 2: Convert to fraction form
    62,098.40/85,693.20 = 33,802.40/x
  3. Step 3: Cross multiply
    62,098.40x = 85,693.20 × 33,802.40
  4. Step 4: Simplify right side
    62,098.40x = 2,896,635,823.68
  5. Step 5: Solve for x
    x = 2,896,635,823.68/62,098.40
  6. Step 6: Final answer
    x = 46,645.90

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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.