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Finding the Fourth Proportional to 68,523.34, 102,785.54 and 24,139.92

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Solution

The fourth proportional to 68,523.34, 102,785.54 and 24,139.92 is: 36,210.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,523.34 : 102,785.54 = 24,139.92 : x
  2. Step 2: Convert to fraction form
    68,523.34/102,785.54 = 24,139.92/x
  3. Step 3: Cross multiply
    68,523.34x = 102,785.54 × 24,139.92
  4. Step 4: Simplify right side
    68,523.34x = 2,481,234,712.76
  5. Step 5: Solve for x
    x = 2,481,234,712.76/68,523.34
  6. Step 6: Final answer
    x = 36,210.07

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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.