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Finding the Fourth Proportional to 43,354.62, 65,040.71 and 24,643.62

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Solution

The fourth proportional to 43,354.62, 65,040.71 and 24,643.62 is: 36,970.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,354.62 : 65,040.71 = 24,643.62 : x
  2. Step 2: Convert to fraction form
    43,354.62/65,040.71 = 24,643.62/x
  3. Step 3: Cross multiply
    43,354.62x = 65,040.71 × 24,643.62
  4. Step 4: Simplify right side
    43,354.62x = 1,602,838,418.55
  5. Step 5: Solve for x
    x = 1,602,838,418.55/43,354.62
  6. Step 6: Final answer
    x = 36,970.42

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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.