Home / 53,121.08-73,304.37-29,243.15

Finding the Fourth Proportional to 53,121.08, 73,304.37 and 29,243.15

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Solution

The fourth proportional to 53,121.08, 73,304.37 and 29,243.15 is: 40,354.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,121.08 : 73,304.37 = 29,243.15 : x
  2. Step 2: Convert to fraction form
    53,121.08/73,304.37 = 29,243.15/x
  3. Step 3: Cross multiply
    53,121.08x = 73,304.37 × 29,243.15
  4. Step 4: Simplify right side
    53,121.08x = 2,143,650,687.57
  5. Step 5: Solve for x
    x = 2,143,650,687.57/53,121.08
  6. Step 6: Final answer
    x = 40,354.05

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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.