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Finding the Fourth Proportional to 132,650.84, 183,053.84 and 75,294.74

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Solution

The fourth proportional to 132,650.84, 183,053.84 and 75,294.74 is: 103,904.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,650.84 : 183,053.84 = 75,294.74 : x
  2. Step 2: Convert to fraction form
    132,650.84/183,053.84 = 75,294.74/x
  3. Step 3: Cross multiply
    132,650.84x = 183,053.84 × 75,294.74
  4. Step 4: Simplify right side
    132,650.84x = 13,782,991,288.80
  5. Step 5: Solve for x
    x = 13,782,991,288.80/132,650.84
  6. Step 6: Final answer
    x = 103,904.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.