Home / 40,279.84-55,582.17-24,142.88

Finding the Fourth Proportional to 40,279.84, 55,582.17 and 24,142.88

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Solution

The fourth proportional to 40,279.84, 55,582.17 and 24,142.88 is: 33,314.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,279.84 : 55,582.17 = 24,142.88 : x
  2. Step 2: Convert to fraction form
    40,279.84/55,582.17 = 24,142.88/x
  3. Step 3: Cross multiply
    40,279.84x = 55,582.17 × 24,142.88
  4. Step 4: Simplify right side
    40,279.84x = 1,341,913,660.45
  5. Step 5: Solve for x
    x = 1,341,913,660.45/40,279.84
  6. Step 6: Final answer
    x = 33,314.77

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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.