Home / 229,247.10-343,872.90-69,324.30

Finding the Fourth Proportional to 229,247.10, 343,872.90 and 69,324.30

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Solution

The fourth proportional to 229,247.10, 343,872.90 and 69,324.30 is: 103,987.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,247.10 : 343,872.90 = 69,324.30 : x
  2. Step 2: Convert to fraction form
    229,247.10/343,872.90 = 69,324.30/x
  3. Step 3: Cross multiply
    229,247.10x = 343,872.90 × 69,324.30
  4. Step 4: Simplify right side
    229,247.10x = 23,838,748,081.47
  5. Step 5: Solve for x
    x = 23,838,748,081.47/229,247.10
  6. Step 6: Final answer
    x = 103,987.13

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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.