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Finding the Fourth Proportional to 43,380, 59,864.40 and 23,508

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Solution

The fourth proportional to 43,380, 59,864.40 and 23,508 is: 32,441.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,380 : 59,864.40 = 23,508 : x
  2. Step 2: Convert to fraction form
    43,380/59,864.40 = 23,508/x
  3. Step 3: Cross multiply
    43,380x = 59,864.40 × 23,508
  4. Step 4: Simplify right side
    43,380x = 1,407,292,315.20
  5. Step 5: Solve for x
    x = 1,407,292,315.20/43,380
  6. Step 6: Final answer
    x = 32,441.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.