Home / 111,302.51-166,891.32-48,083.15

Finding the Fourth Proportional to 111,302.51, 166,891.32 and 48,083.15

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Solution

The fourth proportional to 111,302.51, 166,891.32 and 48,083.15 is: 72,097.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,302.51 : 166,891.32 = 48,083.15 : x
  2. Step 2: Convert to fraction form
    111,302.51/166,891.32 = 48,083.15/x
  3. Step 3: Cross multiply
    111,302.51x = 166,891.32 × 48,083.15
  4. Step 4: Simplify right side
    111,302.51x = 8,024,660,790.49
  5. Step 5: Solve for x
    x = 8,024,660,790.49/111,302.51
  6. Step 6: Final answer
    x = 72,097.76

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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.