Home / 54,329.92-74,976-33,111.16

Finding the Fourth Proportional to 54,329.92, 74,976 and 33,111.16

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Solution

The fourth proportional to 54,329.92, 74,976 and 33,111.16 is: 45,693.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,329.92 : 74,976 = 33,111.16 : x
  2. Step 2: Convert to fraction form
    54,329.92/74,976 = 33,111.16/x
  3. Step 3: Cross multiply
    54,329.92x = 74,976 × 33,111.16
  4. Step 4: Simplify right side
    54,329.92x = 2,482,542,332.16
  5. Step 5: Solve for x
    x = 2,482,542,332.16/54,329.92
  6. Step 6: Final answer
    x = 45,693.83

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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.