Home / 59,619.64-89,373.85-20,149.15

Finding the Fourth Proportional to 59,619.64, 89,373.85 and 20,149.15

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Solution

The fourth proportional to 59,619.64, 89,373.85 and 20,149.15 is: 30,204.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,619.64 : 89,373.85 = 20,149.15 : x
  2. Step 2: Convert to fraction form
    59,619.64/89,373.85 = 20,149.15/x
  3. Step 3: Cross multiply
    59,619.64x = 89,373.85 × 20,149.15
  4. Step 4: Simplify right side
    59,619.64x = 1,800,807,109.73
  5. Step 5: Solve for x
    x = 1,800,807,109.73/59,619.64
  6. Step 6: Final answer
    x = 30,204.93

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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.