Home / 120,937.24-181,204.98-42,008.68

Finding the Fourth Proportional to 120,937.24, 181,204.98 and 42,008.68

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Solution

The fourth proportional to 120,937.24, 181,204.98 and 42,008.68 is: 62,943.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,937.24 : 181,204.98 = 42,008.68 : x
  2. Step 2: Convert to fraction form
    120,937.24/181,204.98 = 42,008.68/x
  3. Step 3: Cross multiply
    120,937.24x = 181,204.98 × 42,008.68
  4. Step 4: Simplify right side
    120,937.24x = 7,612,182,019.23
  5. Step 5: Solve for x
    x = 7,612,182,019.23/120,937.24
  6. Step 6: Final answer
    x = 62,943.24

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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.