Home / 54,478.56-75,152.17-36,579.79

Finding the Fourth Proportional to 54,478.56, 75,152.17 and 36,579.79

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Solution

The fourth proportional to 54,478.56, 75,152.17 and 36,579.79 is: 50,461.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,478.56 : 75,152.17 = 36,579.79 : x
  2. Step 2: Convert to fraction form
    54,478.56/75,152.17 = 36,579.79/x
  3. Step 3: Cross multiply
    54,478.56x = 75,152.17 × 36,579.79
  4. Step 4: Simplify right side
    54,478.56x = 2,749,050,596.64
  5. Step 5: Solve for x
    x = 2,749,050,596.64/54,478.56
  6. Step 6: Final answer
    x = 50,461.15

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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.