Home / 101,610.11-152,509.73-51,727.55

Finding the Fourth Proportional to 101,610.11, 152,509.73 and 51,727.55

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Solution

The fourth proportional to 101,610.11, 152,509.73 and 51,727.55 is: 77,639.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,610.11 : 152,509.73 = 51,727.55 : x
  2. Step 2: Convert to fraction form
    101,610.11/152,509.73 = 51,727.55/x
  3. Step 3: Cross multiply
    101,610.11x = 152,509.73 × 51,727.55
  4. Step 4: Simplify right side
    101,610.11x = 7,888,953,662.88
  5. Step 5: Solve for x
    x = 7,888,953,662.88/101,610.11
  6. Step 6: Final answer
    x = 77,639.46

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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.