Home / 63,337.91-87,416.96-40,682.12

Finding the Fourth Proportional to 63,337.91, 87,416.96 and 40,682.12

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Solution

The fourth proportional to 63,337.91, 87,416.96 and 40,682.12 is: 56,148.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,337.91 : 87,416.96 = 40,682.12 : x
  2. Step 2: Convert to fraction form
    63,337.91/87,416.96 = 40,682.12/x
  3. Step 3: Cross multiply
    63,337.91x = 87,416.96 × 40,682.12
  4. Step 4: Simplify right side
    63,337.91x = 3,556,306,616.26
  5. Step 5: Solve for x
    x = 3,556,306,616.26/63,337.91
  6. Step 6: Final answer
    x = 56,148.16

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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.