Home / 54,593.76-75,343.74-30,718.92

Finding the Fourth Proportional to 54,593.76, 75,343.74 and 30,718.92

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Solution

The fourth proportional to 54,593.76, 75,343.74 and 30,718.92 is: 42,394.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,593.76 : 75,343.74 = 30,718.92 : x
  2. Step 2: Convert to fraction form
    54,593.76/75,343.74 = 30,718.92/x
  3. Step 3: Cross multiply
    54,593.76x = 75,343.74 × 30,718.92
  4. Step 4: Simplify right side
    54,593.76x = 2,314,478,321.56
  5. Step 5: Solve for x
    x = 2,314,478,321.56/54,593.76
  6. Step 6: Final answer
    x = 42,394.56

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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.