Home / 112,332.68-168,563.76-62,408.56

Finding the Fourth Proportional to 112,332.68, 168,563.76 and 62,408.56

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Solution

The fourth proportional to 112,332.68, 168,563.76 and 62,408.56 is: 93,648.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,332.68 : 168,563.76 = 62,408.56 : x
  2. Step 2: Convert to fraction form
    112,332.68/168,563.76 = 62,408.56/x
  3. Step 3: Cross multiply
    112,332.68x = 168,563.76 × 62,408.56
  4. Step 4: Simplify right side
    112,332.68x = 10,519,821,365.93
  5. Step 5: Solve for x
    x = 10,519,821,365.93/112,332.68
  6. Step 6: Final answer
    x = 93,648.80

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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.