Home / 98,724.60-148,099.05-35,534.88

Finding the Fourth Proportional to 98,724.60, 148,099.05 and 35,534.88

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Solution

The fourth proportional to 98,724.60, 148,099.05 and 35,534.88 is: 53,306.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,724.60 : 148,099.05 = 35,534.88 : x
  2. Step 2: Convert to fraction form
    98,724.60/148,099.05 = 35,534.88/x
  3. Step 3: Cross multiply
    98,724.60x = 148,099.05 × 35,534.88
  4. Step 4: Simplify right side
    98,724.60x = 5,262,681,969.86
  5. Step 5: Solve for x
    x = 5,262,681,969.86/98,724.60
  6. Step 6: Final answer
    x = 53,306.69

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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.