Home / 236,900.32-355,298.15-68,384.02

Finding the Fourth Proportional to 236,900.32, 355,298.15 and 68,384.02

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Solution

The fourth proportional to 236,900.32, 355,298.15 and 68,384.02 is: 102,560.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,900.32 : 355,298.15 = 68,384.02 : x
  2. Step 2: Convert to fraction form
    236,900.32/355,298.15 = 68,384.02/x
  3. Step 3: Cross multiply
    236,900.32x = 355,298.15 × 68,384.02
  4. Step 4: Simplify right side
    236,900.32x = 24,296,715,795.56
  5. Step 5: Solve for x
    x = 24,296,715,795.56/236,900.32
  6. Step 6: Final answer
    x = 102,560.92

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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.