Home / 124,181.05-186,224.57-53,100.71

Finding the Fourth Proportional to 124,181.05, 186,224.57 and 53,100.71

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Solution

The fourth proportional to 124,181.05, 186,224.57 and 53,100.71 is: 79,630.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,181.05 : 186,224.57 = 53,100.71 : x
  2. Step 2: Convert to fraction form
    124,181.05/186,224.57 = 53,100.71/x
  3. Step 3: Cross multiply
    124,181.05x = 186,224.57 × 53,100.71
  4. Step 4: Simplify right side
    124,181.05x = 9,888,656,620.94
  5. Step 5: Solve for x
    x = 9,888,656,620.94/124,181.05
  6. Step 6: Final answer
    x = 79,630.96

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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.