Home / 83,333.12-114,999.90-45,609.80

Finding the Fourth Proportional to 83,333.12, 114,999.90 and 45,609.80

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Solution

The fourth proportional to 83,333.12, 114,999.90 and 45,609.80 is: 62,941.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,333.12 : 114,999.90 = 45,609.80 : x
  2. Step 2: Convert to fraction form
    83,333.12/114,999.90 = 45,609.80/x
  3. Step 3: Cross multiply
    83,333.12x = 114,999.90 × 45,609.80
  4. Step 4: Simplify right side
    83,333.12x = 5,245,122,439.02
  5. Step 5: Solve for x
    x = 5,245,122,439.02/83,333.12
  6. Step 6: Final answer
    x = 62,941.63

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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.