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Finding the Fourth Proportional to 67,411, 93,027.18 and 37,603

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Solution

The fourth proportional to 67,411, 93,027.18 and 37,603 is: 51,892.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,411 : 93,027.18 = 37,603 : x
  2. Step 2: Convert to fraction form
    67,411/93,027.18 = 37,603/x
  3. Step 3: Cross multiply
    67,411x = 93,027.18 × 37,603
  4. Step 4: Simplify right side
    67,411x = 3,498,101,049.54
  5. Step 5: Solve for x
    x = 3,498,101,049.54/67,411
  6. Step 6: Final answer
    x = 51,892.14

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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.