Home / 83,266.05-114,909.88-45,540.30

Finding the Fourth Proportional to 83,266.05, 114,909.88 and 45,540.30

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Solution

The fourth proportional to 83,266.05, 114,909.88 and 45,540.30 is: 62,847.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,266.05 : 114,909.88 = 45,540.30 : x
  2. Step 2: Convert to fraction form
    83,266.05/114,909.88 = 45,540.30/x
  3. Step 3: Cross multiply
    83,266.05x = 114,909.88 × 45,540.30
  4. Step 4: Simplify right side
    83,266.05x = 5,233,030,408.16
  5. Step 5: Solve for x
    x = 5,233,030,408.16/83,266.05
  6. Step 6: Final answer
    x = 62,847.11

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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.