Home / 102,624.68-141,624.46-57,301.13

Finding the Fourth Proportional to 102,624.68, 141,624.46 and 57,301.13

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Solution

The fourth proportional to 102,624.68, 141,624.46 and 57,301.13 is: 79,076.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,624.68 : 141,624.46 = 57,301.13 : x
  2. Step 2: Convert to fraction form
    102,624.68/141,624.46 = 57,301.13/x
  3. Step 3: Cross multiply
    102,624.68x = 141,624.46 × 57,301.13
  4. Step 4: Simplify right side
    102,624.68x = 8,115,241,593.64
  5. Step 5: Solve for x
    x = 8,115,241,593.64/102,624.68
  6. Step 6: Final answer
    x = 79,076.90

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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.