Home / 59,618.64-89,372.35-20,148.15

Finding the Fourth Proportional to 59,618.64, 89,372.35 and 20,148.15

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Solution

The fourth proportional to 59,618.64, 89,372.35 and 20,148.15 is: 30,203.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,618.64 : 89,372.35 = 20,148.15 : x
  2. Step 2: Convert to fraction form
    59,618.64/89,372.35 = 20,148.15/x
  3. Step 3: Cross multiply
    59,618.64x = 89,372.35 × 20,148.15
  4. Step 4: Simplify right side
    59,618.64x = 1,800,687,513.65
  5. Step 5: Solve for x
    x = 1,800,687,513.65/59,618.64
  6. Step 6: Final answer
    x = 30,203.43

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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.