Home / 155,164.20-232,746.30-147,947.10

Finding the Fourth Proportional to 155,164.20, 232,746.30 and 147,947.10

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Solution

The fourth proportional to 155,164.20, 232,746.30 and 147,947.10 is: 221,920.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,164.20 : 232,746.30 = 147,947.10 : x
  2. Step 2: Convert to fraction form
    155,164.20/232,746.30 = 147,947.10/x
  3. Step 3: Cross multiply
    155,164.20x = 232,746.30 × 147,947.10
  4. Step 4: Simplify right side
    155,164.20x = 34,434,140,120.73
  5. Step 5: Solve for x
    x = 34,434,140,120.73/155,164.20
  6. Step 6: Final answer
    x = 221,920.65

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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.