Home / 240,633.03-360,828.01-140,823.21

Finding the Fourth Proportional to 240,633.03, 360,828.01 and 140,823.21

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Solution

The fourth proportional to 240,633.03, 360,828.01 and 140,823.21 is: 211,163.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,633.03 : 360,828.01 = 140,823.21 : x
  2. Step 2: Convert to fraction form
    240,633.03/360,828.01 = 140,823.21/x
  3. Step 3: Cross multiply
    240,633.03x = 360,828.01 × 140,823.21
  4. Step 4: Simplify right side
    240,633.03x = 50,812,958,626.11
  5. Step 5: Solve for x
    x = 50,812,958,626.11/240,633.03
  6. Step 6: Final answer
    x = 211,163.69

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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.