Home / 179,344.80-269,017.20-123,357.60

Finding the Fourth Proportional to 179,344.80, 269,017.20 and 123,357.60

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Solution

The fourth proportional to 179,344.80, 269,017.20 and 123,357.60 is: 185,036.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,344.80 : 269,017.20 = 123,357.60 : x
  2. Step 2: Convert to fraction form
    179,344.80/269,017.20 = 123,357.60/x
  3. Step 3: Cross multiply
    179,344.80x = 269,017.20 × 123,357.60
  4. Step 4: Simplify right side
    179,344.80x = 33,185,316,150.72
  5. Step 5: Solve for x
    x = 33,185,316,150.72/179,344.80
  6. Step 6: Final answer
    x = 185,036.40

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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.