Home / 70,023.72-96,634.04-38,193.75

Finding the Fourth Proportional to 70,023.72, 96,634.04 and 38,193.75

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Solution

The fourth proportional to 70,023.72, 96,634.04 and 38,193.75 is: 52,708.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,023.72 : 96,634.04 = 38,193.75 : x
  2. Step 2: Convert to fraction form
    70,023.72/96,634.04 = 38,193.75/x
  3. Step 3: Cross multiply
    70,023.72x = 96,634.04 × 38,193.75
  4. Step 4: Simplify right side
    70,023.72x = 3,690,816,823.11
  5. Step 5: Solve for x
    x = 3,690,816,823.11/70,023.72
  6. Step 6: Final answer
    x = 52,708.10

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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.