Home / 107,078.34-160,618.79-50,923.87

Finding the Fourth Proportional to 107,078.34, 160,618.79 and 50,923.87

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Solution

The fourth proportional to 107,078.34, 160,618.79 and 50,923.87 is: 76,386.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,078.34 : 160,618.79 = 50,923.87 : x
  2. Step 2: Convert to fraction form
    107,078.34/160,618.79 = 50,923.87/x
  3. Step 3: Cross multiply
    107,078.34x = 160,618.79 × 50,923.87
  4. Step 4: Simplify right side
    107,078.34x = 8,179,330,381.52
  5. Step 5: Solve for x
    x = 8,179,330,381.52/107,078.34
  6. Step 6: Final answer
    x = 76,386.41

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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.