Home / 53,101.59-73,279.92-29,227.78

Finding the Fourth Proportional to 53,101.59, 73,279.92 and 29,227.78

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Solution

The fourth proportional to 53,101.59, 73,279.92 and 29,227.78 is: 40,334.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,101.59 : 73,279.92 = 29,227.78 : x
  2. Step 2: Convert to fraction form
    53,101.59/73,279.92 = 29,227.78/x
  3. Step 3: Cross multiply
    53,101.59x = 73,279.92 × 29,227.78
  4. Step 4: Simplify right side
    53,101.59x = 2,141,809,380.18
  5. Step 5: Solve for x
    x = 2,141,809,380.18/53,101.59
  6. Step 6: Final answer
    x = 40,334.19

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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.