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Finding the Fourth Proportional to 237,011.80, 355,388.10 and 96,611.80

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Solution

The fourth proportional to 237,011.80, 355,388.10 and 96,611.80 is: 144,864.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,011.80 : 355,388.10 = 96,611.80 : x
  2. Step 2: Convert to fraction form
    237,011.80/355,388.10 = 96,611.80/x
  3. Step 3: Cross multiply
    237,011.80x = 355,388.10 × 96,611.80
  4. Step 4: Simplify right side
    237,011.80x = 34,334,684,039.58
  5. Step 5: Solve for x
    x = 34,334,684,039.58/237,011.80
  6. Step 6: Final answer
    x = 144,864.87

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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.