Home / 115,200.20-172,800.29-32,094.20

Finding the Fourth Proportional to 115,200.20, 172,800.29 and 32,094.20

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Solution

The fourth proportional to 115,200.20, 172,800.29 and 32,094.20 is: 48,141.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,200.20 : 172,800.29 = 32,094.20 : x
  2. Step 2: Convert to fraction form
    115,200.20/172,800.29 = 32,094.20/x
  3. Step 3: Cross multiply
    115,200.20x = 172,800.29 × 32,094.20
  4. Step 4: Simplify right side
    115,200.20x = 5,545,886,042.85
  5. Step 5: Solve for x
    x = 5,545,886,042.85/115,200.20
  6. Step 6: Final answer
    x = 48,141.29

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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.