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Finding the Fourth Proportional to 71,373.68, 98,506.16 and 41,153.09

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Solution

The fourth proportional to 71,373.68, 98,506.16 and 41,153.09 is: 56,797.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,373.68 : 98,506.16 = 41,153.09 : x
  2. Step 2: Convert to fraction form
    71,373.68/98,506.16 = 41,153.09/x
  3. Step 3: Cross multiply
    71,373.68x = 98,506.16 × 41,153.09
  4. Step 4: Simplify right side
    71,373.68x = 4,053,832,868.03
  5. Step 5: Solve for x
    x = 4,053,832,868.03/71,373.68
  6. Step 6: Final answer
    x = 56,797.31

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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.