Home / 70,433.60-97,196.32-38,601.92

Finding the Fourth Proportional to 70,433.60, 97,196.32 and 38,601.92

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Solution

The fourth proportional to 70,433.60, 97,196.32 and 38,601.92 is: 53,269.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,433.60 : 97,196.32 = 38,601.92 : x
  2. Step 2: Convert to fraction form
    70,433.60/97,196.32 = 38,601.92/x
  3. Step 3: Cross multiply
    70,433.60x = 97,196.32 × 38,601.92
  4. Step 4: Simplify right side
    70,433.60x = 3,751,964,568.93
  5. Step 5: Solve for x
    x = 3,751,964,568.93/70,433.60
  6. Step 6: Final answer
    x = 53,269.53

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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.