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Finding the Fourth Proportional to 100,894.52, 151,343.02 and 34,336.02

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Solution

The fourth proportional to 100,894.52, 151,343.02 and 34,336.02 is: 51,504.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,894.52 : 151,343.02 = 34,336.02 : x
  2. Step 2: Convert to fraction form
    100,894.52/151,343.02 = 34,336.02/x
  3. Step 3: Cross multiply
    100,894.52x = 151,343.02 × 34,336.02
  4. Step 4: Simplify right side
    100,894.52x = 5,196,516,961.58
  5. Step 5: Solve for x
    x = 5,196,516,961.58/100,894.52
  6. Step 6: Final answer
    x = 51,504.45

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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.