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Finding the Fourth Proportional to 156,593.66, 234,926.38 and 67,862.06

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Solution

The fourth proportional to 156,593.66, 234,926.38 and 67,862.06 is: 101,808.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,593.66 : 234,926.38 = 67,862.06 : x
  2. Step 2: Convert to fraction form
    156,593.66/234,926.38 = 67,862.06/x
  3. Step 3: Cross multiply
    156,593.66x = 234,926.38 × 67,862.06
  4. Step 4: Simplify right side
    156,593.66x = 15,942,588,095.14
  5. Step 5: Solve for x
    x = 15,942,588,095.14/156,593.66
  6. Step 6: Final answer
    x = 101,808.64

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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.