Home / 67,187.60-92,719.22-36,972.17

Finding the Fourth Proportional to 67,187.60, 92,719.22 and 36,972.17

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Solution

The fourth proportional to 67,187.60, 92,719.22 and 36,972.17 is: 51,021.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,187.60 : 92,719.22 = 36,972.17 : x
  2. Step 2: Convert to fraction form
    67,187.60/92,719.22 = 36,972.17/x
  3. Step 3: Cross multiply
    67,187.60x = 92,719.22 × 36,972.17
  4. Step 4: Simplify right side
    67,187.60x = 3,428,030,115.65
  5. Step 5: Solve for x
    x = 3,428,030,115.65/67,187.60
  6. Step 6: Final answer
    x = 51,021.77

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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.