Home / 29,289.42-43,937.09-8,229.51

Finding the Fourth Proportional to 29,289.42, 43,937.09 and 8,229.51

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Solution

The fourth proportional to 29,289.42, 43,937.09 and 8,229.51 is: 12,345.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,289.42 : 43,937.09 = 8,229.51 : x
  2. Step 2: Convert to fraction form
    29,289.42/43,937.09 = 8,229.51/x
  3. Step 3: Cross multiply
    29,289.42x = 43,937.09 × 8,229.51
  4. Step 4: Simplify right side
    29,289.42x = 361,580,680.38
  5. Step 5: Solve for x
    x = 361,580,680.38/29,289.42
  6. Step 6: Final answer
    x = 12,345.10

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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.