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Finding the Fourth Proportional to 48,959.50, 67,564.29 and 26,603.50

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Solution

The fourth proportional to 48,959.50, 67,564.29 and 26,603.50 is: 36,712.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,959.50 : 67,564.29 = 26,603.50 : x
  2. Step 2: Convert to fraction form
    48,959.50/67,564.29 = 26,603.50/x
  3. Step 3: Cross multiply
    48,959.50x = 67,564.29 × 26,603.50
  4. Step 4: Simplify right side
    48,959.50x = 1,797,446,589.02
  5. Step 5: Solve for x
    x = 1,797,446,589.02/48,959.50
  6. Step 6: Final answer
    x = 36,712.93

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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.