Home / 259,871.06-358,708.42-152,401.88

Finding the Fourth Proportional to 259,871.06, 358,708.42 and 152,401.88

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Solution

The fourth proportional to 259,871.06, 358,708.42 and 152,401.88 is: 210,365.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,871.06 : 358,708.42 = 152,401.88 : x
  2. Step 2: Convert to fraction form
    259,871.06/358,708.42 = 152,401.88/x
  3. Step 3: Cross multiply
    259,871.06x = 358,708.42 × 152,401.88
  4. Step 4: Simplify right side
    259,871.06x = 54,667,837,579.83
  5. Step 5: Solve for x
    x = 54,667,837,579.83/259,871.06
  6. Step 6: Final answer
    x = 210,365.24

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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.