Home / 63,712.62-87,927.66-42,165.18

Finding the Fourth Proportional to 63,712.62, 87,927.66 and 42,165.18

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Solution

The fourth proportional to 63,712.62, 87,927.66 and 42,165.18 is: 58,190.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,712.62 : 87,927.66 = 42,165.18 : x
  2. Step 2: Convert to fraction form
    63,712.62/87,927.66 = 42,165.18/x
  3. Step 3: Cross multiply
    63,712.62x = 87,927.66 × 42,165.18
  4. Step 4: Simplify right side
    63,712.62x = 3,707,485,610.88
  5. Step 5: Solve for x
    x = 3,707,485,610.88/63,712.62
  6. Step 6: Final answer
    x = 58,190.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.