Home / 175,125.20-262,882.20-108,640.40

Finding the Fourth Proportional to 175,125.20, 262,882.20 and 108,640.40

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Solution

The fourth proportional to 175,125.20, 262,882.20 and 108,640.40 is: 163,081.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,125.20 : 262,882.20 = 108,640.40 : x
  2. Step 2: Convert to fraction form
    175,125.20/262,882.20 = 108,640.40/x
  3. Step 3: Cross multiply
    175,125.20x = 262,882.20 × 108,640.40
  4. Step 4: Simplify right side
    175,125.20x = 28,559,627,360.88
  5. Step 5: Solve for x
    x = 28,559,627,360.88/175,125.20
  6. Step 6: Final answer
    x = 163,081.20

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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.