Home / 53,382.75-73,667.17-29,508.91

Finding the Fourth Proportional to 53,382.75, 73,667.17 and 29,508.91

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Solution

The fourth proportional to 53,382.75, 73,667.17 and 29,508.91 is: 40,721.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,382.75 : 73,667.17 = 29,508.91 : x
  2. Step 2: Convert to fraction form
    53,382.75/73,667.17 = 29,508.91/x
  3. Step 3: Cross multiply
    53,382.75x = 73,667.17 × 29,508.91
  4. Step 4: Simplify right side
    53,382.75x = 2,173,837,742.20
  5. Step 5: Solve for x
    x = 2,173,837,742.20/53,382.75
  6. Step 6: Final answer
    x = 40,721.73

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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.