Home / 102,529.07-141,493.49-59,505.31

Finding the Fourth Proportional to 102,529.07, 141,493.49 and 59,505.31

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Solution

The fourth proportional to 102,529.07, 141,493.49 and 59,505.31 is: 82,119.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,529.07 : 141,493.49 = 59,505.31 : x
  2. Step 2: Convert to fraction form
    102,529.07/141,493.49 = 59,505.31/x
  3. Step 3: Cross multiply
    102,529.07x = 141,493.49 × 59,505.31
  4. Step 4: Simplify right side
    102,529.07x = 8,419,613,985.43
  5. Step 5: Solve for x
    x = 8,419,613,985.43/102,529.07
  6. Step 6: Final answer
    x = 82,119.29

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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.