Home / 67,153.07-92,671.28-36,940.70

Finding the Fourth Proportional to 67,153.07, 92,671.28 and 36,940.70

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Solution

The fourth proportional to 67,153.07, 92,671.28 and 36,940.70 is: 50,978.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,153.07 : 92,671.28 = 36,940.70 : x
  2. Step 2: Convert to fraction form
    67,153.07/92,671.28 = 36,940.70/x
  3. Step 3: Cross multiply
    67,153.07x = 92,671.28 × 36,940.70
  4. Step 4: Simplify right side
    67,153.07x = 3,423,341,305.04
  5. Step 5: Solve for x
    x = 3,423,341,305.04/67,153.07
  6. Step 6: Final answer
    x = 50,978.18

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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.