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Finding the Fourth Proportional to 71,394.72, 98,527.20 and 43,094.88

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Solution

The fourth proportional to 71,394.72, 98,527.20 and 43,094.88 is: 59,472.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,394.72 : 98,527.20 = 43,094.88 : x
  2. Step 2: Convert to fraction form
    71,394.72/98,527.20 = 43,094.88/x
  3. Step 3: Cross multiply
    71,394.72x = 98,527.20 × 43,094.88
  4. Step 4: Simplify right side
    71,394.72x = 4,246,017,860.74
  5. Step 5: Solve for x
    x = 4,246,017,860.74/71,394.72
  6. Step 6: Final answer
    x = 59,472.44

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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.