Home / 54,892.96-75,724.40-34,715.84

Finding the Fourth Proportional to 54,892.96, 75,724.40 and 34,715.84

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Solution

The fourth proportional to 54,892.96, 75,724.40 and 34,715.84 is: 47,890.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,892.96 : 75,724.40 = 34,715.84 : x
  2. Step 2: Convert to fraction form
    54,892.96/75,724.40 = 34,715.84/x
  3. Step 3: Cross multiply
    54,892.96x = 75,724.40 × 34,715.84
  4. Step 4: Simplify right side
    54,892.96x = 2,628,836,154.50
  5. Step 5: Solve for x
    x = 2,628,836,154.50/54,892.96
  6. Step 6: Final answer
    x = 47,890.22

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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.