Home / 76,279.55-114,419.33-29,532.42

Finding the Fourth Proportional to 76,279.55, 114,419.33 and 29,532.42

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Solution

The fourth proportional to 76,279.55, 114,419.33 and 29,532.42 is: 44,298.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,279.55 : 114,419.33 = 29,532.42 : x
  2. Step 2: Convert to fraction form
    76,279.55/114,419.33 = 29,532.42/x
  3. Step 3: Cross multiply
    76,279.55x = 114,419.33 × 29,532.42
  4. Step 4: Simplify right side
    76,279.55x = 3,379,080,101.84
  5. Step 5: Solve for x
    x = 3,379,080,101.84/76,279.55
  6. Step 6: Final answer
    x = 44,298.64

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1.5x scale

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.