Home / 54,353.84-74,921.52-42,849.99

Finding the Fourth Proportional to 54,353.84, 74,921.52 and 42,849.99

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Solution

The fourth proportional to 54,353.84, 74,921.52 and 42,849.99 is: 59,064.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,353.84 : 74,921.52 = 42,849.99 : x
  2. Step 2: Convert to fraction form
    54,353.84/74,921.52 = 42,849.99/x
  3. Step 3: Cross multiply
    54,353.84x = 74,921.52 × 42,849.99
  4. Step 4: Simplify right side
    54,353.84x = 3,210,386,382.78
  5. Step 5: Solve for x
    x = 3,210,386,382.78/54,353.84
  6. Step 6: Final answer
    x = 59,064.58

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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.