Home / 80,017.30-120,032.07-23,853.12

Finding the Fourth Proportional to 80,017.30, 120,032.07 and 23,853.12

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Solution

The fourth proportional to 80,017.30, 120,032.07 and 23,853.12 is: 35,781.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,017.30 : 120,032.07 = 23,853.12 : x
  2. Step 2: Convert to fraction form
    80,017.30/120,032.07 = 23,853.12/x
  3. Step 3: Cross multiply
    80,017.30x = 120,032.07 × 23,853.12
  4. Step 4: Simplify right side
    80,017.30x = 2,863,138,829.99
  5. Step 5: Solve for x
    x = 2,863,138,829.99/80,017.30
  6. Step 6: Final answer
    x = 35,781.50

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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.