Home / 151,535.64-227,254.20-71,561.22

Finding the Fourth Proportional to 151,535.64, 227,254.20 and 71,561.22

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Solution

The fourth proportional to 151,535.64, 227,254.20 and 71,561.22 is: 107,318.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,535.64 : 227,254.20 = 71,561.22 : x
  2. Step 2: Convert to fraction form
    151,535.64/227,254.20 = 71,561.22/x
  3. Step 3: Cross multiply
    151,535.64x = 227,254.20 × 71,561.22
  4. Step 4: Simplify right side
    151,535.64x = 16,262,587,802.12
  5. Step 5: Solve for x
    x = 16,262,587,802.12/151,535.64
  6. Step 6: Final answer
    x = 107,318.57

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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.