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Finding the Fourth Proportional to 104,767.71, 157,152.33 and 29,887.71

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Solution

The fourth proportional to 104,767.71, 157,152.33 and 29,887.71 is: 44,831.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,767.71 : 157,152.33 = 29,887.71 : x
  2. Step 2: Convert to fraction form
    104,767.71/157,152.33 = 29,887.71/x
  3. Step 3: Cross multiply
    104,767.71x = 157,152.33 × 29,887.71
  4. Step 4: Simplify right side
    104,767.71x = 4,696,923,264.86
  5. Step 5: Solve for x
    x = 4,696,923,264.86/104,767.71
  6. Step 6: Final answer
    x = 44,831.78

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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.