Home / 67,189.08-92,718.98-36,974.39

Finding the Fourth Proportional to 67,189.08, 92,718.98 and 36,974.39

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Solution

The fourth proportional to 67,189.08, 92,718.98 and 36,974.39 is: 51,023.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,189.08 : 92,718.98 = 36,974.39 : x
  2. Step 2: Convert to fraction form
    67,189.08/92,718.98 = 36,974.39/x
  3. Step 3: Cross multiply
    67,189.08x = 92,718.98 × 36,974.39
  4. Step 4: Simplify right side
    67,189.08x = 3,428,227,078.46
  5. Step 5: Solve for x
    x = 3,428,227,078.46/67,189.08
  6. Step 6: Final answer
    x = 51,023.58

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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.