Home / 181,720.23-272,591.28-57,061.23

Finding the Fourth Proportional to 181,720.23, 272,591.28 and 57,061.23

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Solution

The fourth proportional to 181,720.23, 272,591.28 and 57,061.23 is: 85,595.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,720.23 : 272,591.28 = 57,061.23 : x
  2. Step 2: Convert to fraction form
    181,720.23/272,591.28 = 57,061.23/x
  3. Step 3: Cross multiply
    181,720.23x = 272,591.28 × 57,061.23
  4. Step 4: Simplify right side
    181,720.23x = 15,554,393,724.07
  5. Step 5: Solve for x
    x = 15,554,393,724.07/181,720.23
  6. Step 6: Final answer
    x = 85,595.28

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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.