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Finding the Fourth Proportional to 70,616.54, 97,452.50 and 38,352.37

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Solution

The fourth proportional to 70,616.54, 97,452.50 and 38,352.37 is: 52,927.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,616.54 : 97,452.50 = 38,352.37 : x
  2. Step 2: Convert to fraction form
    70,616.54/97,452.50 = 38,352.37/x
  3. Step 3: Cross multiply
    70,616.54x = 97,452.50 × 38,352.37
  4. Step 4: Simplify right side
    70,616.54x = 3,737,534,337.43
  5. Step 5: Solve for x
    x = 3,737,534,337.43/70,616.54
  6. Step 6: Final answer
    x = 52,927.18

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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.