Home / 109,044.12-163,535.94-30,152.28

Finding the Fourth Proportional to 109,044.12, 163,535.94 and 30,152.28

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Solution

The fourth proportional to 109,044.12, 163,535.94 and 30,152.28 is: 45,220.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,044.12 : 163,535.94 = 30,152.28 : x
  2. Step 2: Convert to fraction form
    109,044.12/163,535.94 = 30,152.28/x
  3. Step 3: Cross multiply
    109,044.12x = 163,535.94 × 30,152.28
  4. Step 4: Simplify right side
    109,044.12x = 4,930,981,452.94
  5. Step 5: Solve for x
    x = 4,930,981,452.94/109,044.12
  6. Step 6: Final answer
    x = 45,220.06

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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.