Home / 67,194.39-92,732.08-38,518.82

Finding the Fourth Proportional to 67,194.39, 92,732.08 and 38,518.82

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Solution

The fourth proportional to 67,194.39, 92,732.08 and 38,518.82 is: 53,158.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,194.39 : 92,732.08 = 38,518.82 : x
  2. Step 2: Convert to fraction form
    67,194.39/92,732.08 = 38,518.82/x
  3. Step 3: Cross multiply
    67,194.39x = 92,732.08 × 38,518.82
  4. Step 4: Simplify right side
    67,194.39x = 3,571,929,641.49
  5. Step 5: Solve for x
    x = 3,571,929,641.49/67,194.39
  6. Step 6: Final answer
    x = 53,158.16

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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.