Home / 102,587.61-153,894.94-38,566.83

Finding the Fourth Proportional to 102,587.61, 153,894.94 and 38,566.83

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Solution

The fourth proportional to 102,587.61, 153,894.94 and 38,566.83 is: 57,855.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,587.61 : 153,894.94 = 38,566.83 : x
  2. Step 2: Convert to fraction form
    102,587.61/153,894.94 = 38,566.83/x
  3. Step 3: Cross multiply
    102,587.61x = 153,894.94 × 38,566.83
  4. Step 4: Simplify right side
    102,587.61x = 5,935,240,469.53
  5. Step 5: Solve for x
    x = 5,935,240,469.53/102,587.61
  6. Step 6: Final answer
    x = 57,855.33

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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.