Home / 134,561.24-201,873.58-75,437.72

Finding the Fourth Proportional to 134,561.24, 201,873.58 and 75,437.72

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Solution

The fourth proportional to 134,561.24, 201,873.58 and 75,437.72 is: 113,174.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,561.24 : 201,873.58 = 75,437.72 : x
  2. Step 2: Convert to fraction form
    134,561.24/201,873.58 = 75,437.72/x
  3. Step 3: Cross multiply
    134,561.24x = 201,873.58 × 75,437.72
  4. Step 4: Simplify right side
    134,561.24x = 15,228,882,603.44
  5. Step 5: Solve for x
    x = 15,228,882,603.44/134,561.24
  6. Step 6: Final answer
    x = 113,174.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.