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Finding the Fourth Proportional to 79,334.80, 109,483.14 and 43,524.16

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Solution

The fourth proportional to 79,334.80, 109,483.14 and 43,524.16 is: 60,063.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,334.80 : 109,483.14 = 43,524.16 : x
  2. Step 2: Convert to fraction form
    79,334.80/109,483.14 = 43,524.16/x
  3. Step 3: Cross multiply
    79,334.80x = 109,483.14 × 43,524.16
  4. Step 4: Simplify right side
    79,334.80x = 4,765,161,702.66
  5. Step 5: Solve for x
    x = 4,765,161,702.66/79,334.80
  6. Step 6: Final answer
    x = 60,063.95

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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.