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Finding the Fourth Proportional to 73,054.60, 109,625.10 and 26,301.40

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Solution

The fourth proportional to 73,054.60, 109,625.10 and 26,301.40 is: 39,467.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,054.60 : 109,625.10 = 26,301.40 : x
  2. Step 2: Convert to fraction form
    73,054.60/109,625.10 = 26,301.40/x
  3. Step 3: Cross multiply
    73,054.60x = 109,625.10 × 26,301.40
  4. Step 4: Simplify right side
    73,054.60x = 2,883,293,605.14
  5. Step 5: Solve for x
    x = 2,883,293,605.14/73,054.60
  6. Step 6: Final answer
    x = 39,467.65

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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.