Home / 102,624.17-141,623.76-57,300.62

Finding the Fourth Proportional to 102,624.17, 141,623.76 and 57,300.62

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Solution

The fourth proportional to 102,624.17, 141,623.76 and 57,300.62 is: 79,076.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,624.17 : 141,623.76 = 57,300.62 : x
  2. Step 2: Convert to fraction form
    102,624.17/141,623.76 = 57,300.62/x
  3. Step 3: Cross multiply
    102,624.17x = 141,623.76 × 57,300.62
  4. Step 4: Simplify right side
    102,624.17x = 8,115,129,254.73
  5. Step 5: Solve for x
    x = 8,115,129,254.73/102,624.17
  6. Step 6: Final answer
    x = 79,076.20

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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.