Home / 63,708.15-87,909.62-35,023.08

Finding the Fourth Proportional to 63,708.15, 87,909.62 and 35,023.08

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Solution

The fourth proportional to 63,708.15, 87,909.62 and 35,023.08 is: 48,327.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,708.15 : 87,909.62 = 35,023.08 : x
  2. Step 2: Convert to fraction form
    63,708.15/87,909.62 = 35,023.08/x
  3. Step 3: Cross multiply
    63,708.15x = 87,909.62 × 35,023.08
  4. Step 4: Simplify right side
    63,708.15x = 3,078,865,478.91
  5. Step 5: Solve for x
    x = 3,078,865,478.91/63,708.15
  6. Step 6: Final answer
    x = 48,327.65

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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.