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Finding the Fourth Proportional to 71,604.72, 107,622.54 and 59,204.16

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Solution

The fourth proportional to 71,604.72, 107,622.54 and 59,204.16 is: 88,984.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,604.72 : 107,622.54 = 59,204.16 : x
  2. Step 2: Convert to fraction form
    71,604.72/107,622.54 = 59,204.16/x
  3. Step 3: Cross multiply
    71,604.72x = 107,622.54 × 59,204.16
  4. Step 4: Simplify right side
    71,604.72x = 6,371,702,077.77
  5. Step 5: Solve for x
    x = 6,371,702,077.77/71,604.72
  6. Step 6: Final answer
    x = 88,984.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.