Home / 144,943.27-200,023.76-87,574.61

Finding the Fourth Proportional to 144,943.27, 200,023.76 and 87,574.61

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Solution

The fourth proportional to 144,943.27, 200,023.76 and 87,574.61 is: 120,854.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,943.27 : 200,023.76 = 87,574.61 : x
  2. Step 2: Convert to fraction form
    144,943.27/200,023.76 = 87,574.61/x
  3. Step 3: Cross multiply
    144,943.27x = 200,023.76 × 87,574.61
  4. Step 4: Simplify right side
    144,943.27x = 17,517,002,334.86
  5. Step 5: Solve for x
    x = 17,517,002,334.86/144,943.27
  6. Step 6: Final answer
    x = 120,854.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.