Home / 54,341.66-74,995.34-30,150.55

Finding the Fourth Proportional to 54,341.66, 74,995.34 and 30,150.55

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Solution

The fourth proportional to 54,341.66, 74,995.34 and 30,150.55 is: 41,609.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,341.66 : 74,995.34 = 30,150.55 : x
  2. Step 2: Convert to fraction form
    54,341.66/74,995.34 = 30,150.55/x
  3. Step 3: Cross multiply
    54,341.66x = 74,995.34 × 30,150.55
  4. Step 4: Simplify right side
    54,341.66x = 2,261,151,156.75
  5. Step 5: Solve for x
    x = 2,261,151,156.75/54,341.66
  6. Step 6: Final answer
    x = 41,609.90

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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.