Home / 67,017.16-92,472.60-38,725.48

Finding the Fourth Proportional to 67,017.16, 92,472.60 and 38,725.48

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Solution

The fourth proportional to 67,017.16, 92,472.60 and 38,725.48 is: 53,434.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,017.16 : 92,472.60 = 38,725.48 : x
  2. Step 2: Convert to fraction form
    67,017.16/92,472.60 = 38,725.48/x
  3. Step 3: Cross multiply
    67,017.16x = 92,472.60 × 38,725.48
  4. Step 4: Simplify right side
    67,017.16x = 3,581,045,821.85
  5. Step 5: Solve for x
    x = 3,581,045,821.85/67,017.16
  6. Step 6: Final answer
    x = 53,434.76

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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.