Home / 181,681.26-272,531.60-57,031.98

Finding the Fourth Proportional to 181,681.26, 272,531.60 and 57,031.98

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Solution

The fourth proportional to 181,681.26, 272,531.60 and 57,031.98 is: 85,551.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,681.26 : 272,531.60 = 57,031.98 : x
  2. Step 2: Convert to fraction form
    181,681.26/272,531.60 = 57,031.98/x
  3. Step 3: Cross multiply
    181,681.26x = 272,531.60 × 57,031.98
  4. Step 4: Simplify right side
    181,681.26x = 15,543,016,760.57
  5. Step 5: Solve for x
    x = 15,543,016,760.57/181,681.26
  6. Step 6: Final answer
    x = 85,551.02

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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.