Home / 54,105.48-74,659.86-30,233.16

Finding the Fourth Proportional to 54,105.48, 74,659.86 and 30,233.16

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Solution

The fourth proportional to 54,105.48, 74,659.86 and 30,233.16 is: 41,718.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,105.48 : 74,659.86 = 30,233.16 : x
  2. Step 2: Convert to fraction form
    54,105.48/74,659.86 = 30,233.16/x
  3. Step 3: Cross multiply
    54,105.48x = 74,659.86 × 30,233.16
  4. Step 4: Simplify right side
    54,105.48x = 2,257,203,492.96
  5. Step 5: Solve for x
    x = 2,257,203,492.96/54,105.48
  6. Step 6: Final answer
    x = 41,718.57

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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.