Home / 59,621.64-89,376.85-20,151.15

Finding the Fourth Proportional to 59,621.64, 89,376.85 and 20,151.15

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Solution

The fourth proportional to 59,621.64, 89,376.85 and 20,151.15 is: 30,207.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,621.64 : 89,376.85 = 20,151.15 : x
  2. Step 2: Convert to fraction form
    59,621.64/89,376.85 = 20,151.15/x
  3. Step 3: Cross multiply
    59,621.64x = 89,376.85 × 20,151.15
  4. Step 4: Simplify right side
    59,621.64x = 1,801,046,310.88
  5. Step 5: Solve for x
    x = 1,801,046,310.88/59,621.64
  6. Step 6: Final answer
    x = 30,207.93

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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.