Home / 186,773.52-257,747.12-101,890.58

Finding the Fourth Proportional to 186,773.52, 257,747.12 and 101,890.58

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Solution

The fourth proportional to 186,773.52, 257,747.12 and 101,890.58 is: 140,608.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,773.52 : 257,747.12 = 101,890.58 : x
  2. Step 2: Convert to fraction form
    186,773.52/257,747.12 = 101,890.58/x
  3. Step 3: Cross multiply
    186,773.52x = 257,747.12 × 101,890.58
  4. Step 4: Simplify right side
    186,773.52x = 26,262,003,550.13
  5. Step 5: Solve for x
    x = 26,262,003,550.13/186,773.52
  6. Step 6: Final answer
    x = 140,608.82

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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.