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Finding the Fourth Proportional to 70,693.42, 97,524.42 and 62,635.30

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Solution

The fourth proportional to 70,693.42, 97,524.42 and 62,635.30 is: 86,407.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,693.42 : 97,524.42 = 62,635.30 : x
  2. Step 2: Convert to fraction form
    70,693.42/97,524.42 = 62,635.30/x
  3. Step 3: Cross multiply
    70,693.42x = 97,524.42 × 62,635.30
  4. Step 4: Simplify right side
    70,693.42x = 6,108,471,304.03
  5. Step 5: Solve for x
    x = 6,108,471,304.03/70,693.42
  6. Step 6: Final answer
    x = 86,407.92

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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.