Home / 231,124.04-319,049.38-140,508.94

Finding the Fourth Proportional to 231,124.04, 319,049.38 and 140,508.94

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Solution

The fourth proportional to 231,124.04, 319,049.38 and 140,508.94 is: 193,962.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,124.04 : 319,049.38 = 140,508.94 : x
  2. Step 2: Convert to fraction form
    231,124.04/319,049.38 = 140,508.94/x
  3. Step 3: Cross multiply
    231,124.04x = 319,049.38 × 140,508.94
  4. Step 4: Simplify right side
    231,124.04x = 44,829,291,060.93
  5. Step 5: Solve for x
    x = 44,829,291,060.93/231,124.04
  6. Step 6: Final answer
    x = 193,962.04

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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.