Home / 54,186.28-74,744.58-34,314.28

Finding the Fourth Proportional to 54,186.28, 74,744.58 and 34,314.28

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Solution

The fourth proportional to 54,186.28, 74,744.58 and 34,314.28 is: 47,333.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,186.28 : 74,744.58 = 34,314.28 : x
  2. Step 2: Convert to fraction form
    54,186.28/74,744.58 = 34,314.28/x
  3. Step 3: Cross multiply
    54,186.28x = 74,744.58 × 34,314.28
  4. Step 4: Simplify right side
    54,186.28x = 2,564,806,446.60
  5. Step 5: Solve for x
    x = 2,564,806,446.60/54,186.28
  6. Step 6: Final answer
    x = 47,333.13

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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.