Home / 68,934.13-95,104.87-45,074.77

Finding the Fourth Proportional to 68,934.13, 95,104.87 and 45,074.77

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Solution

The fourth proportional to 68,934.13, 95,104.87 and 45,074.77 is: 62,187.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,934.13 : 95,104.87 = 45,074.77 : x
  2. Step 2: Convert to fraction form
    68,934.13/95,104.87 = 45,074.77/x
  3. Step 3: Cross multiply
    68,934.13x = 95,104.87 × 45,074.77
  4. Step 4: Simplify right side
    68,934.13x = 4,286,830,141.13
  5. Step 5: Solve for x
    x = 4,286,830,141.13/68,934.13
  6. Step 6: Final answer
    x = 62,187.34

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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.