Home / 70,123.68-96,770.04-38,292.48

Finding the Fourth Proportional to 70,123.68, 96,770.04 and 38,292.48

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Solution

The fourth proportional to 70,123.68, 96,770.04 and 38,292.48 is: 52,843.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,123.68 : 96,770.04 = 38,292.48 : x
  2. Step 2: Convert to fraction form
    70,123.68/96,770.04 = 38,292.48/x
  3. Step 3: Cross multiply
    70,123.68x = 96,770.04 × 38,292.48
  4. Step 4: Simplify right side
    70,123.68x = 3,705,564,821.30
  5. Step 5: Solve for x
    x = 3,705,564,821.30/70,123.68
  6. Step 6: Final answer
    x = 52,843.27

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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.