Home / 160,073.01-240,151.03-85,131.53

Finding the Fourth Proportional to 160,073.01, 240,151.03 and 85,131.53

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Solution

The fourth proportional to 160,073.01, 240,151.03 and 85,131.53 is: 127,719.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,073.01 : 240,151.03 = 85,131.53 : x
  2. Step 2: Convert to fraction form
    160,073.01/240,151.03 = 85,131.53/x
  3. Step 3: Cross multiply
    160,073.01x = 240,151.03 × 85,131.53
  4. Step 4: Simplify right side
    160,073.01x = 20,444,424,614.98
  5. Step 5: Solve for x
    x = 20,444,424,614.98/160,073.01
  6. Step 6: Final answer
    x = 127,719.37

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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.