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Finding the Fourth Proportional to 79,877.92, 110,231.22 and 44,070.16

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Solution

The fourth proportional to 79,877.92, 110,231.22 and 44,070.16 is: 60,816.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,877.92 : 110,231.22 = 44,070.16 : x
  2. Step 2: Convert to fraction form
    79,877.92/110,231.22 = 44,070.16/x
  3. Step 3: Cross multiply
    79,877.92x = 110,231.22 × 44,070.16
  4. Step 4: Simplify right side
    79,877.92x = 4,857,907,502.40
  5. Step 5: Solve for x
    x = 4,857,907,502.40/79,877.92
  6. Step 6: Final answer
    x = 60,816.65

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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.