Home / 113,951.40-171,036.45-57,854.85

Finding the Fourth Proportional to 113,951.40, 171,036.45 and 57,854.85

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Solution

The fourth proportional to 113,951.40, 171,036.45 and 57,854.85 is: 86,837.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,951.40 : 171,036.45 = 57,854.85 : x
  2. Step 2: Convert to fraction form
    113,951.40/171,036.45 = 57,854.85/x
  3. Step 3: Cross multiply
    113,951.40x = 171,036.45 × 57,854.85
  4. Step 4: Simplify right side
    113,951.40x = 9,895,288,159.28
  5. Step 5: Solve for x
    x = 9,895,288,159.28/113,951.40
  6. Step 6: Final answer
    x = 86,837.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.