Home / 70,020.04-96,625.50-38,189.56

Finding the Fourth Proportional to 70,020.04, 96,625.50 and 38,189.56

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Solution

The fourth proportional to 70,020.04, 96,625.50 and 38,189.56 is: 52,700.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,020.04 : 96,625.50 = 38,189.56 : x
  2. Step 2: Convert to fraction form
    70,020.04/96,625.50 = 38,189.56/x
  3. Step 3: Cross multiply
    70,020.04x = 96,625.50 × 38,189.56
  4. Step 4: Simplify right side
    70,020.04x = 3,690,085,329.78
  5. Step 5: Solve for x
    x = 3,690,085,329.78/70,020.04
  6. Step 6: Final answer
    x = 52,700.42

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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.