Home / 68,976.97-95,191.02-38,762.19

Finding the Fourth Proportional to 68,976.97, 95,191.02 and 38,762.19

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Solution

The fourth proportional to 68,976.97, 95,191.02 and 38,762.19 is: 53,493.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,976.97 : 95,191.02 = 38,762.19 : x
  2. Step 2: Convert to fraction form
    68,976.97/95,191.02 = 38,762.19/x
  3. Step 3: Cross multiply
    68,976.97x = 95,191.02 × 38,762.19
  4. Step 4: Simplify right side
    68,976.97x = 3,689,812,403.53
  5. Step 5: Solve for x
    x = 3,689,812,403.53/68,976.97
  6. Step 6: Final answer
    x = 53,493.40

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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.