Home / 231,257.04-319,186.24-140,593.84

Finding the Fourth Proportional to 231,257.04, 319,186.24 and 140,593.84

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Solution

The fourth proportional to 231,257.04, 319,186.24 and 140,593.84 is: 194,050.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,257.04 : 319,186.24 = 140,593.84 : x
  2. Step 2: Convert to fraction form
    231,257.04/319,186.24 = 140,593.84/x
  3. Step 3: Cross multiply
    231,257.04x = 319,186.24 × 140,593.84
  4. Step 4: Simplify right side
    231,257.04x = 44,875,619,156.76
  5. Step 5: Solve for x
    x = 44,875,619,156.76/231,257.04
  6. Step 6: Final answer
    x = 194,050.82

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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.