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Finding the Fourth Proportional to 247,105.04, 341,006.64 and 133,929.68

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Solution

The fourth proportional to 247,105.04, 341,006.64 and 133,929.68 is: 184,823.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,105.04 : 341,006.64 = 133,929.68 : x
  2. Step 2: Convert to fraction form
    247,105.04/341,006.64 = 133,929.68/x
  3. Step 3: Cross multiply
    247,105.04x = 341,006.64 × 133,929.68
  4. Step 4: Simplify right side
    247,105.04x = 45,670,910,173.08
  5. Step 5: Solve for x
    x = 45,670,910,173.08/247,105.04
  6. Step 6: Final answer
    x = 184,823.87

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1.5x scale

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.