Home / 54,475.40-75,184.80-50,917.88

Finding the Fourth Proportional to 54,475.40, 75,184.80 and 50,917.88

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Solution

The fourth proportional to 54,475.40, 75,184.80 and 50,917.88 is: 70,274.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,475.40 : 75,184.80 = 50,917.88 : x
  2. Step 2: Convert to fraction form
    54,475.40/75,184.80 = 50,917.88/x
  3. Step 3: Cross multiply
    54,475.40x = 75,184.80 × 50,917.88
  4. Step 4: Simplify right side
    54,475.40x = 3,828,250,624.22
  5. Step 5: Solve for x
    x = 3,828,250,624.22/54,475.40
  6. Step 6: Final answer
    x = 70,274.85

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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.