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Finding the Fourth Proportional to 70,366.92, 97,106.49 and 38,101.89

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Solution

The fourth proportional to 70,366.92, 97,106.49 and 38,101.89 is: 52,580.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,366.92 : 97,106.49 = 38,101.89 : x
  2. Step 2: Convert to fraction form
    70,366.92/97,106.49 = 38,101.89/x
  3. Step 3: Cross multiply
    70,366.92x = 97,106.49 × 38,101.89
  4. Step 4: Simplify right side
    70,366.92x = 3,699,940,800.27
  5. Step 5: Solve for x
    x = 3,699,940,800.27/70,366.92
  6. Step 6: Final answer
    x = 52,580.68

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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.