Home / 32,750.20-49,135.67-11,689.77

Finding the Fourth Proportional to 32,750.20, 49,135.67 and 11,689.77

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Solution

The fourth proportional to 32,750.20, 49,135.67 and 11,689.77 is: 17,538.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,750.20 : 49,135.67 = 11,689.77 : x
  2. Step 2: Convert to fraction form
    32,750.20/49,135.67 = 11,689.77/x
  3. Step 3: Cross multiply
    32,750.20x = 49,135.67 × 11,689.77
  4. Step 4: Simplify right side
    32,750.20x = 574,384,710.32
  5. Step 5: Solve for x
    x = 574,384,710.32/32,750.20
  6. Step 6: Final answer
    x = 17,538.36

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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.