Home / 70,161.38-96,817.62-38,323.52

Finding the Fourth Proportional to 70,161.38, 96,817.62 and 38,323.52

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Solution

The fourth proportional to 70,161.38, 96,817.62 and 38,323.52 is: 52,883.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,161.38 : 96,817.62 = 38,323.52 : x
  2. Step 2: Convert to fraction form
    70,161.38/96,817.62 = 38,323.52/x
  3. Step 3: Cross multiply
    70,161.38x = 96,817.62 × 38,323.52
  4. Step 4: Simplify right side
    70,161.38x = 3,710,391,996.42
  5. Step 5: Solve for x
    x = 3,710,391,996.42/70,161.38
  6. Step 6: Final answer
    x = 52,883.68

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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.