Home / 54,013.24-74,629.62-38,875.96

Finding the Fourth Proportional to 54,013.24, 74,629.62 and 38,875.96

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Solution

The fourth proportional to 54,013.24, 74,629.62 and 38,875.96 is: 53,714.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,013.24 : 74,629.62 = 38,875.96 : x
  2. Step 2: Convert to fraction form
    54,013.24/74,629.62 = 38,875.96/x
  3. Step 3: Cross multiply
    54,013.24x = 74,629.62 × 38,875.96
  4. Step 4: Simplify right side
    54,013.24x = 2,901,298,121.94
  5. Step 5: Solve for x
    x = 2,901,298,121.94/54,013.24
  6. Step 6: Final answer
    x = 53,714.57

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1.5x scale

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.