Home / 63,699.15-87,913.35-41,103.83

Finding the Fourth Proportional to 63,699.15, 87,913.35 and 41,103.83

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Solution

The fourth proportional to 63,699.15, 87,913.35 and 41,103.83 is: 56,728.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,699.15 : 87,913.35 = 41,103.83 : x
  2. Step 2: Convert to fraction form
    63,699.15/87,913.35 = 41,103.83/x
  3. Step 3: Cross multiply
    63,699.15x = 87,913.35 × 41,103.83
  4. Step 4: Simplify right side
    63,699.15x = 3,613,575,393.13
  5. Step 5: Solve for x
    x = 3,613,575,393.13/63,699.15
  6. Step 6: Final answer
    x = 56,728.79

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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.