Home / 132,658.88-183,010.08-89,624.52

Finding the Fourth Proportional to 132,658.88, 183,010.08 and 89,624.52

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Solution

The fourth proportional to 132,658.88, 183,010.08 and 89,624.52 is: 123,641.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,658.88 : 183,010.08 = 89,624.52 : x
  2. Step 2: Convert to fraction form
    132,658.88/183,010.08 = 89,624.52/x
  3. Step 3: Cross multiply
    132,658.88x = 183,010.08 × 89,624.52
  4. Step 4: Simplify right side
    132,658.88x = 16,402,190,575.16
  5. Step 5: Solve for x
    x = 16,402,190,575.16/132,658.88
  6. Step 6: Final answer
    x = 123,641.86

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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.