Home / 54,190.32-74,781.99-30,316.92

Finding the Fourth Proportional to 54,190.32, 74,781.99 and 30,316.92

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Solution

The fourth proportional to 54,190.32, 74,781.99 and 30,316.92 is: 41,836.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,190.32 : 74,781.99 = 30,316.92 : x
  2. Step 2: Convert to fraction form
    54,190.32/74,781.99 = 30,316.92/x
  3. Step 3: Cross multiply
    54,190.32x = 74,781.99 × 30,316.92
  4. Step 4: Simplify right side
    54,190.32x = 2,267,159,608.27
  5. Step 5: Solve for x
    x = 2,267,159,608.27/54,190.32
  6. Step 6: Final answer
    x = 41,836.99

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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.