Home / 98,425.28-147,550.16-36,081.20

Finding the Fourth Proportional to 98,425.28, 147,550.16 and 36,081.20

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Solution

The fourth proportional to 98,425.28, 147,550.16 and 36,081.20 is: 54,089.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,425.28 : 147,550.16 = 36,081.20 : x
  2. Step 2: Convert to fraction form
    98,425.28/147,550.16 = 36,081.20/x
  3. Step 3: Cross multiply
    98,425.28x = 147,550.16 × 36,081.20
  4. Step 4: Simplify right side
    98,425.28x = 5,323,786,832.99
  5. Step 5: Solve for x
    x = 5,323,786,832.99/98,425.28
  6. Step 6: Final answer
    x = 54,089.63

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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.