Home / 150,433.74-225,681.66-61,685.28

Finding the Fourth Proportional to 150,433.74, 225,681.66 and 61,685.28

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Solution

The fourth proportional to 150,433.74, 225,681.66 and 61,685.28 is: 92,540.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,433.74 : 225,681.66 = 61,685.28 : x
  2. Step 2: Convert to fraction form
    150,433.74/225,681.66 = 61,685.28/x
  3. Step 3: Cross multiply
    150,433.74x = 225,681.66 × 61,685.28
  4. Step 4: Simplify right side
    150,433.74x = 13,921,236,387.96
  5. Step 5: Solve for x
    x = 13,921,236,387.96/150,433.74
  6. Step 6: Final answer
    x = 92,540.65

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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.