Home / 32,700.85-49,080.43-15,180.55

Finding the Fourth Proportional to 32,700.85, 49,080.43 and 15,180.55

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Solution

The fourth proportional to 32,700.85, 49,080.43 and 15,180.55 is: 22,784.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,700.85 : 49,080.43 = 15,180.55 : x
  2. Step 2: Convert to fraction form
    32,700.85/49,080.43 = 15,180.55/x
  3. Step 3: Cross multiply
    32,700.85x = 49,080.43 × 15,180.55
  4. Step 4: Simplify right side
    32,700.85x = 745,067,921.64
  5. Step 5: Solve for x
    x = 745,067,921.64/32,700.85
  6. Step 6: Final answer
    x = 22,784.36

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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.