Home / 179,485.20-269,227.80-177,152.40

Finding the Fourth Proportional to 179,485.20, 269,227.80 and 177,152.40

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Solution

The fourth proportional to 179,485.20, 269,227.80 and 177,152.40 is: 265,728.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,485.20 : 269,227.80 = 177,152.40 : x
  2. Step 2: Convert to fraction form
    179,485.20/269,227.80 = 177,152.40/x
  3. Step 3: Cross multiply
    179,485.20x = 269,227.80 × 177,152.40
  4. Step 4: Simplify right side
    179,485.20x = 47,694,350,916.72
  5. Step 5: Solve for x
    x = 47,694,350,916.72/179,485.20
  6. Step 6: Final answer
    x = 265,728.60

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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.