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Finding the Fourth Proportional to 71,202.85, 98,302.57 and 44,381.69

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Solution

The fourth proportional to 71,202.85, 98,302.57 and 44,381.69 is: 61,273.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,202.85 : 98,302.57 = 44,381.69 : x
  2. Step 2: Convert to fraction form
    71,202.85/98,302.57 = 44,381.69/x
  3. Step 3: Cross multiply
    71,202.85x = 98,302.57 × 44,381.69
  4. Step 4: Simplify right side
    71,202.85x = 4,362,834,473.53
  5. Step 5: Solve for x
    x = 4,362,834,473.53/71,202.85
  6. Step 6: Final answer
    x = 61,273.31

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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.