Home / 67,078.61-92,570.19-36,864.70

Finding the Fourth Proportional to 67,078.61, 92,570.19 and 36,864.70

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Solution

The fourth proportional to 67,078.61, 92,570.19 and 36,864.70 is: 50,874.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,078.61 : 92,570.19 = 36,864.70 : x
  2. Step 2: Convert to fraction form
    67,078.61/92,570.19 = 36,864.70/x
  3. Step 3: Cross multiply
    67,078.61x = 92,570.19 × 36,864.70
  4. Step 4: Simplify right side
    67,078.61x = 3,412,572,641.70
  5. Step 5: Solve for x
    x = 3,412,572,641.70/67,078.61
  6. Step 6: Final answer
    x = 50,874.23

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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.