Home / 58,880.12-88,321.20-16,761.30

Finding the Fourth Proportional to 58,880.12, 88,321.20 and 16,761.30

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Solution

The fourth proportional to 58,880.12, 88,321.20 and 16,761.30 is: 25,142.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,880.12 : 88,321.20 = 16,761.30 : x
  2. Step 2: Convert to fraction form
    58,880.12/88,321.20 = 16,761.30/x
  3. Step 3: Cross multiply
    58,880.12x = 88,321.20 × 16,761.30
  4. Step 4: Simplify right side
    58,880.12x = 1,480,378,129.56
  5. Step 5: Solve for x
    x = 1,480,378,129.56/58,880.12
  6. Step 6: Final answer
    x = 25,142.24

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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.