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Finding the Fourth Proportional to 71,459.52, 98,591.42 and 41,240.84

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Solution

The fourth proportional to 71,459.52, 98,591.42 and 41,240.84 is: 56,899.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,459.52 : 98,591.42 = 41,240.84 : x
  2. Step 2: Convert to fraction form
    71,459.52/98,591.42 = 41,240.84/x
  3. Step 3: Cross multiply
    71,459.52x = 98,591.42 × 41,240.84
  4. Step 4: Simplify right side
    71,459.52x = 4,065,992,977.59
  5. Step 5: Solve for x
    x = 4,065,992,977.59/71,459.52
  6. Step 6: Final answer
    x = 56,899.25

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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.