Home / 68,585.92-94,438.17-60,040.21

Finding the Fourth Proportional to 68,585.92, 94,438.17 and 60,040.21

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Solution

The fourth proportional to 68,585.92, 94,438.17 and 60,040.21 is: 82,671.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,585.92 : 94,438.17 = 60,040.21 : x
  2. Step 2: Convert to fraction form
    68,585.92/94,438.17 = 60,040.21/x
  3. Step 3: Cross multiply
    68,585.92x = 94,438.17 × 60,040.21
  4. Step 4: Simplify right side
    68,585.92x = 5,670,087,558.82
  5. Step 5: Solve for x
    x = 5,670,087,558.82/68,585.92
  6. Step 6: Final answer
    x = 82,671.31

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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.