Home / 54,774.28-75,588.51-29,623.78

Finding the Fourth Proportional to 54,774.28, 75,588.51 and 29,623.78

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Solution

The fourth proportional to 54,774.28, 75,588.51 and 29,623.78 is: 40,880.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,774.28 : 75,588.51 = 29,623.78 : x
  2. Step 2: Convert to fraction form
    54,774.28/75,588.51 = 29,623.78/x
  3. Step 3: Cross multiply
    54,774.28x = 75,588.51 × 29,623.78
  4. Step 4: Simplify right side
    54,774.28x = 2,239,217,390.77
  5. Step 5: Solve for x
    x = 2,239,217,390.77/54,774.28
  6. Step 6: Final answer
    x = 40,880.82

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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.