Home / 83,311.16-114,968.92-45,070.59

Finding the Fourth Proportional to 83,311.16, 114,968.92 and 45,070.59

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Solution

The fourth proportional to 83,311.16, 114,968.92 and 45,070.59 is: 62,197.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,311.16 : 114,968.92 = 45,070.59 : x
  2. Step 2: Convert to fraction form
    83,311.16/114,968.92 = 45,070.59/x
  3. Step 3: Cross multiply
    83,311.16x = 114,968.92 × 45,070.59
  4. Step 4: Simplify right side
    83,311.16x = 5,181,716,488.98
  5. Step 5: Solve for x
    x = 5,181,716,488.98/83,311.16
  6. Step 6: Final answer
    x = 62,197.15

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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.