Home / 49,955.12-74,922.51-18,354.32

Finding the Fourth Proportional to 49,955.12, 74,922.51 and 18,354.32

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Solution

The fourth proportional to 49,955.12, 74,922.51 and 18,354.32 is: 27,527.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,955.12 : 74,922.51 = 18,354.32 : x
  2. Step 2: Convert to fraction form
    49,955.12/74,922.51 = 18,354.32/x
  3. Step 3: Cross multiply
    49,955.12x = 74,922.51 × 18,354.32
  4. Step 4: Simplify right side
    49,955.12x = 1,375,151,723.74
  5. Step 5: Solve for x
    x = 1,375,151,723.74/49,955.12
  6. Step 6: Final answer
    x = 27,527.74

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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.