Home / 110,322.45-165,587.36-57,769.65

Finding the Fourth Proportional to 110,322.45, 165,587.36 and 57,769.65

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Solution

The fourth proportional to 110,322.45, 165,587.36 and 57,769.65 is: 86,708.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,322.45 : 165,587.36 = 57,769.65 : x
  2. Step 2: Convert to fraction form
    110,322.45/165,587.36 = 57,769.65/x
  3. Step 3: Cross multiply
    110,322.45x = 165,587.36 × 57,769.65
  4. Step 4: Simplify right side
    110,322.45x = 9,565,923,542.78
  5. Step 5: Solve for x
    x = 9,565,923,542.78/110,322.45
  6. Step 6: Final answer
    x = 86,708.77

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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.