Home / 179,254.89-269,048.49-90,570.72

Finding the Fourth Proportional to 179,254.89, 269,048.49 and 90,570.72

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Solution

The fourth proportional to 179,254.89, 269,048.49 and 90,570.72 is: 135,940.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,254.89 : 269,048.49 = 90,570.72 : x
  2. Step 2: Convert to fraction form
    179,254.89/269,048.49 = 90,570.72/x
  3. Step 3: Cross multiply
    179,254.89x = 269,048.49 × 90,570.72
  4. Step 4: Simplify right side
    179,254.89x = 24,367,916,123.50
  5. Step 5: Solve for x
    x = 24,367,916,123.50/179,254.89
  6. Step 6: Final answer
    x = 135,940.04

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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.