Home / 54,240.09-74,852.94-30,366.55

Finding the Fourth Proportional to 54,240.09, 74,852.94 and 30,366.55

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Solution

The fourth proportional to 54,240.09, 74,852.94 and 30,366.55 is: 41,906.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,240.09 : 74,852.94 = 30,366.55 : x
  2. Step 2: Convert to fraction form
    54,240.09/74,852.94 = 30,366.55/x
  3. Step 3: Cross multiply
    54,240.09x = 74,852.94 × 30,366.55
  4. Step 4: Simplify right side
    54,240.09x = 2,273,025,545.16
  5. Step 5: Solve for x
    x = 2,273,025,545.16/54,240.09
  6. Step 6: Final answer
    x = 41,906.74

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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.