Home / 115,333.92-172,999.80-36,448.14

Finding the Fourth Proportional to 115,333.92, 172,999.80 and 36,448.14

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Solution

The fourth proportional to 115,333.92, 172,999.80 and 36,448.14 is: 54,671.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,333.92 : 172,999.80 = 36,448.14 : x
  2. Step 2: Convert to fraction form
    115,333.92/172,999.80 = 36,448.14/x
  3. Step 3: Cross multiply
    115,333.92x = 172,999.80 × 36,448.14
  4. Step 4: Simplify right side
    115,333.92x = 6,305,520,930.37
  5. Step 5: Solve for x
    x = 6,305,520,930.37/115,333.92
  6. Step 6: Final answer
    x = 54,671.87

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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.