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Finding the Fourth Proportional to 71,240.52, 98,319.24 and 41,026.98

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Solution

The fourth proportional to 71,240.52, 98,319.24 and 41,026.98 is: 56,621.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,240.52 : 98,319.24 = 41,026.98 : x
  2. Step 2: Convert to fraction form
    71,240.52/98,319.24 = 41,026.98/x
  3. Step 3: Cross multiply
    71,240.52x = 98,319.24 × 41,026.98
  4. Step 4: Simplify right side
    71,240.52x = 4,033,741,493.10
  5. Step 5: Solve for x
    x = 4,033,741,493.10/71,240.52
  6. Step 6: Final answer
    x = 56,621.45

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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.