Home / 229,832.20-345,029.10-130,061.80

Finding the Fourth Proportional to 229,832.20, 345,029.10 and 130,061.80

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Solution

The fourth proportional to 229,832.20, 345,029.10 and 130,061.80 is: 195,251.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,832.20 : 345,029.10 = 130,061.80 : x
  2. Step 2: Convert to fraction form
    229,832.20/345,029.10 = 130,061.80/x
  3. Step 3: Cross multiply
    229,832.20x = 345,029.10 × 130,061.80
  4. Step 4: Simplify right side
    229,832.20x = 44,875,105,798.38
  5. Step 5: Solve for x
    x = 44,875,105,798.38/229,832.20
  6. Step 6: Final answer
    x = 195,251.60

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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.