Home / 120,925.62-181,388.87-36,686.52

Finding the Fourth Proportional to 120,925.62, 181,388.87 and 36,686.52

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Solution

The fourth proportional to 120,925.62, 181,388.87 and 36,686.52 is: 55,029.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,925.62 : 181,388.87 = 36,686.52 : x
  2. Step 2: Convert to fraction form
    120,925.62/181,388.87 = 36,686.52/x
  3. Step 3: Cross multiply
    120,925.62x = 181,388.87 × 36,686.52
  4. Step 4: Simplify right side
    120,925.62x = 6,654,526,223.60
  5. Step 5: Solve for x
    x = 6,654,526,223.60/120,925.62
  6. Step 6: Final answer
    x = 55,029.91

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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.