Home / 63,474.35-87,554.77-40,842.75

Finding the Fourth Proportional to 63,474.35, 87,554.77 and 40,842.75

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Solution

The fourth proportional to 63,474.35, 87,554.77 and 40,842.75 is: 56,337.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,474.35 : 87,554.77 = 40,842.75 : x
  2. Step 2: Convert to fraction form
    63,474.35/87,554.77 = 40,842.75/x
  3. Step 3: Cross multiply
    63,474.35x = 87,554.77 × 40,842.75
  4. Step 4: Simplify right side
    63,474.35x = 3,575,977,582.42
  5. Step 5: Solve for x
    x = 3,575,977,582.42/63,474.35
  6. Step 6: Final answer
    x = 56,337.36

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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.