Home / 231,337.62-319,280.13-146,462.58

Finding the Fourth Proportional to 231,337.62, 319,280.13 and 146,462.58

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Solution

The fourth proportional to 231,337.62, 319,280.13 and 146,462.58 is: 202,140.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,337.62 : 319,280.13 = 146,462.58 : x
  2. Step 2: Convert to fraction form
    231,337.62/319,280.13 = 146,462.58/x
  3. Step 3: Cross multiply
    231,337.62x = 319,280.13 × 146,462.58
  4. Step 4: Simplify right side
    231,337.62x = 46,762,591,582.54
  5. Step 5: Solve for x
    x = 46,762,591,582.54/231,337.62
  6. Step 6: Final answer
    x = 202,140.02

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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.