Home / 49,176.96-73,719.36-17,988

Finding the Fourth Proportional to 49,176.96, 73,719.36 and 17,988

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Solution

The fourth proportional to 49,176.96, 73,719.36 and 17,988 is: 26,965.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,176.96 : 73,719.36 = 17,988 : x
  2. Step 2: Convert to fraction form
    49,176.96/73,719.36 = 17,988/x
  3. Step 3: Cross multiply
    49,176.96x = 73,719.36 × 17,988
  4. Step 4: Simplify right side
    49,176.96x = 1,326,063,847.68
  5. Step 5: Solve for x
    x = 1,326,063,847.68/49,176.96
  6. Step 6: Final answer
    x = 26,965.14

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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.