Home / 316,937.45-437,371.17-173,697.15

Finding the Fourth Proportional to 316,937.45, 437,371.17 and 173,697.15

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Solution

The fourth proportional to 316,937.45, 437,371.17 and 173,697.15 is: 239,700.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,937.45 : 437,371.17 = 173,697.15 : x
  2. Step 2: Convert to fraction form
    316,937.45/437,371.17 = 173,697.15/x
  3. Step 3: Cross multiply
    316,937.45x = 437,371.17 × 173,697.15
  4. Step 4: Simplify right side
    316,937.45x = 75,970,125,721.17
  5. Step 5: Solve for x
    x = 75,970,125,721.17/316,937.45
  6. Step 6: Final answer
    x = 239,700.69

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1.5x scale

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.