Home / 100,517.91-150,400.01-59,842.64

Finding the Fourth Proportional to 100,517.91, 150,400.01 and 59,842.64

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Solution

The fourth proportional to 100,517.91, 150,400.01 and 59,842.64 is: 89,539.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,517.91 : 150,400.01 = 59,842.64 : x
  2. Step 2: Convert to fraction form
    100,517.91/150,400.01 = 59,842.64/x
  3. Step 3: Cross multiply
    100,517.91x = 150,400.01 × 59,842.64
  4. Step 4: Simplify right side
    100,517.91x = 9,000,334,125.42
  5. Step 5: Solve for x
    x = 9,000,334,125.42/100,517.91
  6. Step 6: Final answer
    x = 89,539.61

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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.