Home / 102,243.70-141,092.85-57,523.06

Finding the Fourth Proportional to 102,243.70, 141,092.85 and 57,523.06

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Solution

The fourth proportional to 102,243.70, 141,092.85 and 57,523.06 is: 79,379.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,243.70 : 141,092.85 = 57,523.06 : x
  2. Step 2: Convert to fraction form
    102,243.70/141,092.85 = 57,523.06/x
  3. Step 3: Cross multiply
    102,243.70x = 141,092.85 × 57,523.06
  4. Step 4: Simplify right side
    102,243.70x = 8,116,092,476.12
  5. Step 5: Solve for x
    x = 8,116,092,476.12/102,243.70
  6. Step 6: Final answer
    x = 79,379.88

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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.