Home / 54,047.61-74,584.44-30,176.51

Finding the Fourth Proportional to 54,047.61, 74,584.44 and 30,176.51

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Solution

The fourth proportional to 54,047.61, 74,584.44 and 30,176.51 is: 41,642.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,047.61 : 74,584.44 = 30,176.51 : x
  2. Step 2: Convert to fraction form
    54,047.61/74,584.44 = 30,176.51/x
  3. Step 3: Cross multiply
    54,047.61x = 74,584.44 × 30,176.51
  4. Step 4: Simplify right side
    54,047.61x = 2,250,697,726.58
  5. Step 5: Solve for x
    x = 2,250,697,726.58/54,047.61
  6. Step 6: Final answer
    x = 41,642.87

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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.