Home / 190,965.04-263,516.03-104,919.65

Finding the Fourth Proportional to 190,965.04, 263,516.03 and 104,919.65

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Solution

The fourth proportional to 190,965.04, 263,516.03 and 104,919.65 is: 144,780.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,965.04 : 263,516.03 = 104,919.65 : x
  2. Step 2: Convert to fraction form
    190,965.04/263,516.03 = 104,919.65/x
  3. Step 3: Cross multiply
    190,965.04x = 263,516.03 × 104,919.65
  4. Step 4: Simplify right side
    190,965.04x = 27,648,011,248.90
  5. Step 5: Solve for x
    x = 27,648,011,248.90/190,965.04
  6. Step 6: Final answer
    x = 144,780.48

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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.