Home / 54,322.19-74,960.83-30,124.38

Finding the Fourth Proportional to 54,322.19, 74,960.83 and 30,124.38

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Solution

The fourth proportional to 54,322.19, 74,960.83 and 30,124.38 is: 41,569.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,322.19 : 74,960.83 = 30,124.38 : x
  2. Step 2: Convert to fraction form
    54,322.19/74,960.83 = 30,124.38/x
  3. Step 3: Cross multiply
    54,322.19x = 74,960.83 × 30,124.38
  4. Step 4: Simplify right side
    54,322.19x = 2,258,148,528.04
  5. Step 5: Solve for x
    x = 2,258,148,528.04/54,322.19
  6. Step 6: Final answer
    x = 41,569.54

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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.