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Finding the Fourth Proportional to 67,392.54, 101,068.56 and 23,009.40

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Solution

The fourth proportional to 67,392.54, 101,068.56 and 23,009.40 is: 34,507.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,392.54 : 101,068.56 = 23,009.40 : x
  2. Step 2: Convert to fraction form
    67,392.54/101,068.56 = 23,009.40/x
  3. Step 3: Cross multiply
    67,392.54x = 101,068.56 × 23,009.40
  4. Step 4: Simplify right side
    67,392.54x = 2,325,526,924.46
  5. Step 5: Solve for x
    x = 2,325,526,924.46/67,392.54
  6. Step 6: Final answer
    x = 34,507.19

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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.