Home / 165,424.84-248,219.30-65,582.82

Finding the Fourth Proportional to 165,424.84, 248,219.30 and 65,582.82

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Solution

The fourth proportional to 165,424.84, 248,219.30 and 65,582.82 is: 98,406.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,424.84 : 248,219.30 = 65,582.82 : x
  2. Step 2: Convert to fraction form
    165,424.84/248,219.30 = 65,582.82/x
  3. Step 3: Cross multiply
    165,424.84x = 248,219.30 × 65,582.82
  4. Step 4: Simplify right side
    165,424.84x = 16,278,921,836.38
  5. Step 5: Solve for x
    x = 16,278,921,836.38/165,424.84
  6. Step 6: Final answer
    x = 98,406.76

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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.