Home / 55,540.88-76,566.68-39,597.65

Finding the Fourth Proportional to 55,540.88, 76,566.68 and 39,597.65

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Solution

The fourth proportional to 55,540.88, 76,566.68 and 39,597.65 is: 54,587.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,540.88 : 76,566.68 = 39,597.65 : x
  2. Step 2: Convert to fraction form
    55,540.88/76,566.68 = 39,597.65/x
  3. Step 3: Cross multiply
    55,540.88x = 76,566.68 × 39,597.65
  4. Step 4: Simplify right side
    55,540.88x = 3,031,860,596.30
  5. Step 5: Solve for x
    x = 3,031,860,596.30/55,540.88
  6. Step 6: Final answer
    x = 54,587.91

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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.