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Finding the Fourth Proportional to 58,881.88, 88,309.55 and 16,761.03

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Solution

The fourth proportional to 58,881.88, 88,309.55 and 16,761.03 is: 25,137.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,881.88 : 88,309.55 = 16,761.03 : x
  2. Step 2: Convert to fraction form
    58,881.88/88,309.55 = 16,761.03/x
  3. Step 3: Cross multiply
    58,881.88x = 88,309.55 × 16,761.03
  4. Step 4: Simplify right side
    58,881.88x = 1,480,158,754.16
  5. Step 5: Solve for x
    x = 1,480,158,754.16/58,881.88
  6. Step 6: Final answer
    x = 25,137.76

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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.