Home / 54,117.92-74,685.68-30,244.64

Finding the Fourth Proportional to 54,117.92, 74,685.68 and 30,244.64

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Solution

The fourth proportional to 54,117.92, 74,685.68 and 30,244.64 is: 41,739.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,117.92 : 74,685.68 = 30,244.64 : x
  2. Step 2: Convert to fraction form
    54,117.92/74,685.68 = 30,244.64/x
  3. Step 3: Cross multiply
    54,117.92x = 74,685.68 × 30,244.64
  4. Step 4: Simplify right side
    54,117.92x = 2,258,841,504.76
  5. Step 5: Solve for x
    x = 2,258,841,504.76/54,117.92
  6. Step 6: Final answer
    x = 41,739.25

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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.