Home / 83,193.90-124,907.04-42,695.75

Finding the Fourth Proportional to 83,193.90, 124,907.04 and 42,695.75

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Solution

The fourth proportional to 83,193.90, 124,907.04 and 42,695.75 is: 64,103.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,193.90 : 124,907.04 = 42,695.75 : x
  2. Step 2: Convert to fraction form
    83,193.90/124,907.04 = 42,695.75/x
  3. Step 3: Cross multiply
    83,193.90x = 124,907.04 × 42,695.75
  4. Step 4: Simplify right side
    83,193.90x = 5,332,999,067.01
  5. Step 5: Solve for x
    x = 5,332,999,067.01/83,193.90
  6. Step 6: Final answer
    x = 64,103.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.