Home / 175,257.20-263,080.20-108,772.40

Finding the Fourth Proportional to 175,257.20, 263,080.20 and 108,772.40

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Solution

The fourth proportional to 175,257.20, 263,080.20 and 108,772.40 is: 163,279.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,257.20 : 263,080.20 = 108,772.40 : x
  2. Step 2: Convert to fraction form
    175,257.20/263,080.20 = 108,772.40/x
  3. Step 3: Cross multiply
    175,257.20x = 263,080.20 × 108,772.40
  4. Step 4: Simplify right side
    175,257.20x = 28,615,864,746.48
  5. Step 5: Solve for x
    x = 28,615,864,746.48/175,257.20
  6. Step 6: Final answer
    x = 163,279.25

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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.