Home / 102,587.28-153,857.16-32,453.52

Finding the Fourth Proportional to 102,587.28, 153,857.16 and 32,453.52

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Solution

The fourth proportional to 102,587.28, 153,857.16 and 32,453.52 is: 48,672.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,587.28 : 153,857.16 = 32,453.52 : x
  2. Step 2: Convert to fraction form
    102,587.28/153,857.16 = 32,453.52/x
  3. Step 3: Cross multiply
    102,587.28x = 153,857.16 × 32,453.52
  4. Step 4: Simplify right side
    102,587.28x = 4,993,206,419.20
  5. Step 5: Solve for x
    x = 4,993,206,419.20/102,587.28
  6. Step 6: Final answer
    x = 48,672.76

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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.