Home / 121,051.13-181,605.85-37,945.13

Finding the Fourth Proportional to 121,051.13, 181,605.85 and 37,945.13

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Solution

The fourth proportional to 121,051.13, 181,605.85 and 37,945.13 is: 56,926.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,051.13 : 181,605.85 = 37,945.13 : x
  2. Step 2: Convert to fraction form
    121,051.13/181,605.85 = 37,945.13/x
  3. Step 3: Cross multiply
    121,051.13x = 181,605.85 × 37,945.13
  4. Step 4: Simplify right side
    121,051.13x = 6,891,056,584.12
  5. Step 5: Solve for x
    x = 6,891,056,584.12/121,051.13
  6. Step 6: Final answer
    x = 56,926.83

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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.