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Finding the Fourth Proportional to 67,802.47, 101,692.08 and 17,883.05

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Solution

The fourth proportional to 67,802.47, 101,692.08 and 17,883.05 is: 26,821.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,802.47 : 101,692.08 = 17,883.05 : x
  2. Step 2: Convert to fraction form
    67,802.47/101,692.08 = 17,883.05/x
  3. Step 3: Cross multiply
    67,802.47x = 101,692.08 × 17,883.05
  4. Step 4: Simplify right side
    67,802.47x = 1,818,564,951.11
  5. Step 5: Solve for x
    x = 1,818,564,951.11/67,802.47
  6. Step 6: Final answer
    x = 26,821.52

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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.