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Finding the Fourth Proportional to 43,375, 59,857.54 and 23,503

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Solution

The fourth proportional to 43,375, 59,857.54 and 23,503 is: 32,434.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,375 : 59,857.54 = 23,503 : x
  2. Step 2: Convert to fraction form
    43,375/59,857.54 = 23,503/x
  3. Step 3: Cross multiply
    43,375x = 59,857.54 × 23,503
  4. Step 4: Simplify right side
    43,375x = 1,406,831,762.62
  5. Step 5: Solve for x
    x = 1,406,831,762.62/43,375
  6. Step 6: Final answer
    x = 32,434.16

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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.