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Finding the Fourth Proportional to 52,971.66, 73,097.28 and 29,099.34

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Solution

The fourth proportional to 52,971.66, 73,097.28 and 29,099.34 is: 40,155.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,971.66 : 73,097.28 = 29,099.34 : x
  2. Step 2: Convert to fraction form
    52,971.66/73,097.28 = 29,099.34/x
  3. Step 3: Cross multiply
    52,971.66x = 73,097.28 × 29,099.34
  4. Step 4: Simplify right side
    52,971.66x = 2,127,082,603.80
  5. Step 5: Solve for x
    x = 2,127,082,603.80/52,971.66
  6. Step 6: Final answer
    x = 40,155.11

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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.