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Finding the Fourth Proportional to 247,661.03, 341,666.15 and 149,585.01

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Solution

The fourth proportional to 247,661.03, 341,666.15 and 149,585.01 is: 206,363.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,661.03 : 341,666.15 = 149,585.01 : x
  2. Step 2: Convert to fraction form
    247,661.03/341,666.15 = 149,585.01/x
  3. Step 3: Cross multiply
    247,661.03x = 341,666.15 × 149,585.01
  4. Step 4: Simplify right side
    247,661.03x = 51,108,133,716.49
  5. Step 5: Solve for x
    x = 51,108,133,716.49/247,661.03
  6. Step 6: Final answer
    x = 206,363.25

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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.