Home / 112,344.42-168,520.08-49,132.02

Finding the Fourth Proportional to 112,344.42, 168,520.08 and 49,132.02

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Solution

The fourth proportional to 112,344.42, 168,520.08 and 49,132.02 is: 73,699.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,344.42 : 168,520.08 = 49,132.02 : x
  2. Step 2: Convert to fraction form
    112,344.42/168,520.08 = 49,132.02/x
  3. Step 3: Cross multiply
    112,344.42x = 168,520.08 × 49,132.02
  4. Step 4: Simplify right side
    112,344.42x = 8,279,731,940.96
  5. Step 5: Solve for x
    x = 8,279,731,940.96/112,344.42
  6. Step 6: Final answer
    x = 73,699.54

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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.