Home / 151,543.40-227,315.10-123,549.80

Finding the Fourth Proportional to 151,543.40, 227,315.10 and 123,549.80

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Solution

The fourth proportional to 151,543.40, 227,315.10 and 123,549.80 is: 185,324.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,543.40 : 227,315.10 = 123,549.80 : x
  2. Step 2: Convert to fraction form
    151,543.40/227,315.10 = 123,549.80/x
  3. Step 3: Cross multiply
    151,543.40x = 227,315.10 × 123,549.80
  4. Step 4: Simplify right side
    151,543.40x = 28,084,735,141.98
  5. Step 5: Solve for x
    x = 28,084,735,141.98/151,543.40
  6. Step 6: Final answer
    x = 185,324.70

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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.