Home / 291,972.49-437,691.15-102,329.48

Finding the Fourth Proportional to 291,972.49, 437,691.15 and 102,329.48

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Solution

The fourth proportional to 291,972.49, 437,691.15 and 102,329.48 is: 153,400.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,972.49 : 437,691.15 = 102,329.48 : x
  2. Step 2: Convert to fraction form
    291,972.49/437,691.15 = 102,329.48/x
  3. Step 3: Cross multiply
    291,972.49x = 437,691.15 × 102,329.48
  4. Step 4: Simplify right side
    291,972.49x = 44,788,708,874.33
  5. Step 5: Solve for x
    x = 44,788,708,874.33/291,972.49
  6. Step 6: Final answer
    x = 153,400.44

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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.