Home / 102,440.73-141,377.54-62,164.74

Finding the Fourth Proportional to 102,440.73, 141,377.54 and 62,164.74

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Solution

The fourth proportional to 102,440.73, 141,377.54 and 62,164.74 is: 85,793.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,440.73 : 141,377.54 = 62,164.74 : x
  2. Step 2: Convert to fraction form
    102,440.73/141,377.54 = 62,164.74/x
  3. Step 3: Cross multiply
    102,440.73x = 141,377.54 × 62,164.74
  4. Step 4: Simplify right side
    102,440.73x = 8,788,697,705.12
  5. Step 5: Solve for x
    x = 8,788,697,705.12/102,440.73
  6. Step 6: Final answer
    x = 85,793.00

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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.