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Finding the Fourth Proportional to 79,888.91, 110,247.09 and 44,078.95

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Solution

The fourth proportional to 79,888.91, 110,247.09 and 44,078.95 is: 60,829.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,888.91 : 110,247.09 = 44,078.95 : x
  2. Step 2: Convert to fraction form
    79,888.91/110,247.09 = 44,078.95/x
  3. Step 3: Cross multiply
    79,888.91x = 110,247.09 × 44,078.95
  4. Step 4: Simplify right side
    79,888.91x = 4,859,575,416.52
  5. Step 5: Solve for x
    x = 4,859,575,416.52/79,888.91
  6. Step 6: Final answer
    x = 60,829.16

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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.