Home / 342,944.20-514,497.34-143,153.56

Finding the Fourth Proportional to 342,944.20, 514,497.34 and 143,153.56

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Solution

The fourth proportional to 342,944.20, 514,497.34 and 143,153.56 is: 214,764.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,944.20 : 514,497.34 = 143,153.56 : x
  2. Step 2: Convert to fraction form
    342,944.20/514,497.34 = 143,153.56/x
  3. Step 3: Cross multiply
    342,944.20x = 514,497.34 × 143,153.56
  4. Step 4: Simplify right side
    342,944.20x = 73,652,125,831.53
  5. Step 5: Solve for x
    x = 73,652,125,831.53/342,944.20
  6. Step 6: Final answer
    x = 214,764.17

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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.