Home / 259,579.74-358,219.36-144,857.16

Finding the Fourth Proportional to 259,579.74, 358,219.36 and 144,857.16

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Solution

The fourth proportional to 259,579.74, 358,219.36 and 144,857.16 is: 199,902.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,579.74 : 358,219.36 = 144,857.16 : x
  2. Step 2: Convert to fraction form
    259,579.74/358,219.36 = 144,857.16/x
  3. Step 3: Cross multiply
    259,579.74x = 358,219.36 × 144,857.16
  4. Step 4: Simplify right side
    259,579.74x = 51,890,639,146.62
  5. Step 5: Solve for x
    x = 51,890,639,146.62/259,579.74
  6. Step 6: Final answer
    x = 199,902.50

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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.