Home / 231,244.02-319,168.17-140,580.75

Finding the Fourth Proportional to 231,244.02, 319,168.17 and 140,580.75

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Solution

The fourth proportional to 231,244.02, 319,168.17 and 140,580.75 is: 194,032.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,244.02 : 319,168.17 = 140,580.75 : x
  2. Step 2: Convert to fraction form
    231,244.02/319,168.17 = 140,580.75/x
  3. Step 3: Cross multiply
    231,244.02x = 319,168.17 × 140,580.75
  4. Step 4: Simplify right side
    231,244.02x = 44,868,900,714.73
  5. Step 5: Solve for x
    x = 44,868,900,714.73/231,244.02
  6. Step 6: Final answer
    x = 194,032.70

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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.