Home / 60,617.78-90,948.58-31,049.54

Finding the Fourth Proportional to 60,617.78, 90,948.58 and 31,049.54

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Solution

The fourth proportional to 60,617.78, 90,948.58 and 31,049.54 is: 46,585.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,617.78 : 90,948.58 = 31,049.54 : x
  2. Step 2: Convert to fraction form
    60,617.78/90,948.58 = 31,049.54/x
  3. Step 3: Cross multiply
    60,617.78x = 90,948.58 × 31,049.54
  4. Step 4: Simplify right side
    60,617.78x = 2,823,911,572.65
  5. Step 5: Solve for x
    x = 2,823,911,572.65/60,617.78
  6. Step 6: Final answer
    x = 46,585.53

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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.