Home / 121,087.46-181,645.77-40,037.24

Finding the Fourth Proportional to 121,087.46, 181,645.77 and 40,037.24

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Solution

The fourth proportional to 121,087.46, 181,645.77 and 40,037.24 is: 60,060.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,087.46 : 181,645.77 = 40,037.24 : x
  2. Step 2: Convert to fraction form
    121,087.46/181,645.77 = 40,037.24/x
  3. Step 3: Cross multiply
    121,087.46x = 181,645.77 × 40,037.24
  4. Step 4: Simplify right side
    121,087.46x = 7,272,595,288.47
  5. Step 5: Solve for x
    x = 7,272,595,288.47/121,087.46
  6. Step 6: Final answer
    x = 60,060.68

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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.