Home / 461,011.27-691,367.25-153,180.58

Finding the Fourth Proportional to 461,011.27, 691,367.25 and 153,180.58

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Solution

The fourth proportional to 461,011.27, 691,367.25 and 153,180.58 is: 229,721.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,011.27 : 691,367.25 = 153,180.58 : x
  2. Step 2: Convert to fraction form
    461,011.27/691,367.25 = 153,180.58/x
  3. Step 3: Cross multiply
    461,011.27x = 691,367.25 × 153,180.58
  4. Step 4: Simplify right side
    461,011.27x = 105,904,035,915.90
  5. Step 5: Solve for x
    x = 105,904,035,915.90/461,011.27
  6. Step 6: Final answer
    x = 229,721.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.