Home / 54,176.34-74,763.35-35,313.47

Finding the Fourth Proportional to 54,176.34, 74,763.35 and 35,313.47

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Solution

The fourth proportional to 54,176.34, 74,763.35 and 35,313.47 is: 48,732.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,176.34 : 74,763.35 = 35,313.47 : x
  2. Step 2: Convert to fraction form
    54,176.34/74,763.35 = 35,313.47/x
  3. Step 3: Cross multiply
    54,176.34x = 74,763.35 × 35,313.47
  4. Step 4: Simplify right side
    54,176.34x = 2,640,153,378.37
  5. Step 5: Solve for x
    x = 2,640,153,378.37/54,176.34
  6. Step 6: Final answer
    x = 48,732.59

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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.