Home / 150,981.14-226,892.19-140,985.47

Finding the Fourth Proportional to 150,981.14, 226,892.19 and 140,985.47

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Solution

The fourth proportional to 150,981.14, 226,892.19 and 140,985.47 is: 211,870.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,981.14 : 226,892.19 = 140,985.47 : x
  2. Step 2: Convert to fraction form
    150,981.14/226,892.19 = 140,985.47/x
  3. Step 3: Cross multiply
    150,981.14x = 226,892.19 × 140,985.47
  4. Step 4: Simplify right side
    150,981.14x = 31,988,502,046.48
  5. Step 5: Solve for x
    x = 31,988,502,046.48/150,981.14
  6. Step 6: Final answer
    x = 211,870.85

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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.