Home / 102,470.76-141,360.66-59,450.04

Finding the Fourth Proportional to 102,470.76, 141,360.66 and 59,450.04

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Solution

The fourth proportional to 102,470.76, 141,360.66 and 59,450.04 is: 82,012.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,470.76 : 141,360.66 = 59,450.04 : x
  2. Step 2: Convert to fraction form
    102,470.76/141,360.66 = 59,450.04/x
  3. Step 3: Cross multiply
    102,470.76x = 141,360.66 × 59,450.04
  4. Step 4: Simplify right side
    102,470.76x = 8,403,896,891.43
  5. Step 5: Solve for x
    x = 8,403,896,891.43/102,470.76
  6. Step 6: Final answer
    x = 82,012.63

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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.