Home / 74,613.17-111,908.72-27,217.17

Finding the Fourth Proportional to 74,613.17, 111,908.72 and 27,217.17

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Solution

The fourth proportional to 74,613.17, 111,908.72 and 27,217.17 is: 40,821.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,613.17 : 111,908.72 = 27,217.17 : x
  2. Step 2: Convert to fraction form
    74,613.17/111,908.72 = 27,217.17/x
  3. Step 3: Cross multiply
    74,613.17x = 111,908.72 × 27,217.17
  4. Step 4: Simplify right side
    74,613.17x = 3,045,838,724.77
  5. Step 5: Solve for x
    x = 3,045,838,724.77/74,613.17
  6. Step 6: Final answer
    x = 40,821.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.