Home / 74,718.24-103,050-54,552.48

Finding the Fourth Proportional to 74,718.24, 103,050 and 54,552.48

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Solution

The fourth proportional to 74,718.24, 103,050 and 54,552.48 is: 75,237.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,718.24 : 103,050 = 54,552.48 : x
  2. Step 2: Convert to fraction form
    74,718.24/103,050 = 54,552.48/x
  3. Step 3: Cross multiply
    74,718.24x = 103,050 × 54,552.48
  4. Step 4: Simplify right side
    74,718.24x = 5,621,633,064
  5. Step 5: Solve for x
    x = 5,621,633,064/74,718.24
  6. Step 6: Final answer
    x = 75,237.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.