Home / 103,556.04-155,301.54-44,375.88

Finding the Fourth Proportional to 103,556.04, 155,301.54 and 44,375.88

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Solution

The fourth proportional to 103,556.04, 155,301.54 and 44,375.88 is: 66,549.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,556.04 : 155,301.54 = 44,375.88 : x
  2. Step 2: Convert to fraction form
    103,556.04/155,301.54 = 44,375.88/x
  3. Step 3: Cross multiply
    103,556.04x = 155,301.54 × 44,375.88
  4. Step 4: Simplify right side
    103,556.04x = 6,891,642,502.86
  5. Step 5: Solve for x
    x = 6,891,642,502.86/103,556.04
  6. Step 6: Final answer
    x = 66,549.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.