Home / 179,756.92-248,062.99-99,185.21

Finding the Fourth Proportional to 179,756.92, 248,062.99 and 99,185.21

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Solution

The fourth proportional to 179,756.92, 248,062.99 and 99,185.21 is: 136,874.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,756.92 : 248,062.99 = 99,185.21 : x
  2. Step 2: Convert to fraction form
    179,756.92/248,062.99 = 99,185.21/x
  3. Step 3: Cross multiply
    179,756.92x = 248,062.99 × 99,185.21
  4. Step 4: Simplify right side
    179,756.92x = 24,604,178,020.14
  5. Step 5: Solve for x
    x = 24,604,178,020.14/179,756.92
  6. Step 6: Final answer
    x = 136,874.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.