Home / 70,103.91-96,743.79-38,273.13

Finding the Fourth Proportional to 70,103.91, 96,743.79 and 38,273.13

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Solution

The fourth proportional to 70,103.91, 96,743.79 and 38,273.13 is: 52,817.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,103.91 : 96,743.79 = 38,273.13 : x
  2. Step 2: Convert to fraction form
    70,103.91/96,743.79 = 38,273.13/x
  3. Step 3: Cross multiply
    70,103.91x = 96,743.79 × 38,273.13
  4. Step 4: Simplify right side
    70,103.91x = 3,702,687,651.36
  5. Step 5: Solve for x
    x = 3,702,687,651.36/70,103.91
  6. Step 6: Final answer
    x = 52,817.13

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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.