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Finding the Fourth Proportional to 73,305.48, 109,969.08 and 26,547.48

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Solution

The fourth proportional to 73,305.48, 109,969.08 and 26,547.48 is: 39,825.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,305.48 : 109,969.08 = 26,547.48 : x
  2. Step 2: Convert to fraction form
    73,305.48/109,969.08 = 26,547.48/x
  3. Step 3: Cross multiply
    73,305.48x = 109,969.08 × 26,547.48
  4. Step 4: Simplify right side
    73,305.48x = 2,919,401,951.92
  5. Step 5: Solve for x
    x = 2,919,401,951.92/73,305.48
  6. Step 6: Final answer
    x = 39,825.15

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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.