Home / 192,109.05-288,159.48-64,034.58

Finding the Fourth Proportional to 192,109.05, 288,159.48 and 64,034.58

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Solution

The fourth proportional to 192,109.05, 288,159.48 and 64,034.58 is: 96,050.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,109.05 : 288,159.48 = 64,034.58 : x
  2. Step 2: Convert to fraction form
    192,109.05/288,159.48 = 64,034.58/x
  3. Step 3: Cross multiply
    192,109.05x = 288,159.48 × 64,034.58
  4. Step 4: Simplify right side
    192,109.05x = 18,452,171,274.82
  5. Step 5: Solve for x
    x = 18,452,171,274.82/192,109.05
  6. Step 6: Final answer
    x = 96,050.51

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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.