Home / 70,000.11-96,601.14-38,169.54

Finding the Fourth Proportional to 70,000.11, 96,601.14 and 38,169.54

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Solution

The fourth proportional to 70,000.11, 96,601.14 and 38,169.54 is: 52,674.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,000.11 : 96,601.14 = 38,169.54 : x
  2. Step 2: Convert to fraction form
    70,000.11/96,601.14 = 38,169.54/x
  3. Step 3: Cross multiply
    70,000.11x = 96,601.14 × 38,169.54
  4. Step 4: Simplify right side
    70,000.11x = 3,687,221,077.28
  5. Step 5: Solve for x
    x = 3,687,221,077.28/70,000.11
  6. Step 6: Final answer
    x = 52,674.50

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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.