Home / 68,565.60-94,451.40-58,461.12

Finding the Fourth Proportional to 68,565.60, 94,451.40 and 58,461.12

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Solution

The fourth proportional to 68,565.60, 94,451.40 and 58,461.12 is: 80,532.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,565.60 : 94,451.40 = 58,461.12 : x
  2. Step 2: Convert to fraction form
    68,565.60/94,451.40 = 58,461.12/x
  3. Step 3: Cross multiply
    68,565.60x = 94,451.40 × 58,461.12
  4. Step 4: Simplify right side
    68,565.60x = 5,521,734,629.57
  5. Step 5: Solve for x
    x = 5,521,734,629.57/68,565.60
  6. Step 6: Final answer
    x = 80,532.14

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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.