Home / 175,339.20-263,138.40-116,155.20

Finding the Fourth Proportional to 175,339.20, 263,138.40 and 116,155.20

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Solution

The fourth proportional to 175,339.20, 263,138.40 and 116,155.20 is: 174,318.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,339.20 : 263,138.40 = 116,155.20 : x
  2. Step 2: Convert to fraction form
    175,339.20/263,138.40 = 116,155.20/x
  3. Step 3: Cross multiply
    175,339.20x = 263,138.40 × 116,155.20
  4. Step 4: Simplify right side
    175,339.20x = 30,564,893,479.68
  5. Step 5: Solve for x
    x = 30,564,893,479.68/175,339.20
  6. Step 6: Final answer
    x = 174,318.65

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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.