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Finding the Fourth Proportional to 101,068.40, 151,602.60 and 34,498.55

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Solution

The fourth proportional to 101,068.40, 151,602.60 and 34,498.55 is: 51,747.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,068.40 : 151,602.60 = 34,498.55 : x
  2. Step 2: Convert to fraction form
    101,068.40/151,602.60 = 34,498.55/x
  3. Step 3: Cross multiply
    101,068.40x = 151,602.60 × 34,498.55
  4. Step 4: Simplify right side
    101,068.40x = 5,230,069,876.23
  5. Step 5: Solve for x
    x = 5,230,069,876.23/101,068.40
  6. Step 6: Final answer
    x = 51,747.83

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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.