Home / 174,944.80-261,979.80-115,458.40

Finding the Fourth Proportional to 174,944.80, 261,979.80 and 115,458.40

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Solution

The fourth proportional to 174,944.80, 261,979.80 and 115,458.40 is: 172,898.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,944.80 : 261,979.80 = 115,458.40 : x
  2. Step 2: Convert to fraction form
    174,944.80/261,979.80 = 115,458.40/x
  3. Step 3: Cross multiply
    174,944.80x = 261,979.80 × 115,458.40
  4. Step 4: Simplify right side
    174,944.80x = 30,247,768,540.32
  5. Step 5: Solve for x
    x = 30,247,768,540.32/174,944.80
  6. Step 6: Final answer
    x = 172,898.93

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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.