Home / 409,579.38-614,368.55-110,059.97

Finding the Fourth Proportional to 409,579.38, 614,368.55 and 110,059.97

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Solution

The fourth proportional to 409,579.38, 614,368.55 and 110,059.97 is: 165,089.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,579.38 : 614,368.55 = 110,059.97 : x
  2. Step 2: Convert to fraction form
    409,579.38/614,368.55 = 110,059.97/x
  3. Step 3: Cross multiply
    409,579.38x = 614,368.55 × 110,059.97
  4. Step 4: Simplify right side
    409,579.38x = 67,617,382,095.72
  5. Step 5: Solve for x
    x = 67,617,382,095.72/409,579.38
  6. Step 6: Final answer
    x = 165,089.81

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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.