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Finding the Fourth Proportional to 114,448.97, 157,941.48 and 63,463.85

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Solution

The fourth proportional to 114,448.97, 157,941.48 and 63,463.85 is: 87,581.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,448.97 : 157,941.48 = 63,463.85 : x
  2. Step 2: Convert to fraction form
    114,448.97/157,941.48 = 63,463.85/x
  3. Step 3: Cross multiply
    114,448.97x = 157,941.48 × 63,463.85
  4. Step 4: Simplify right side
    114,448.97x = 10,023,573,605.79
  5. Step 5: Solve for x
    x = 10,023,573,605.79/114,448.97
  6. Step 6: Final answer
    x = 87,581.16

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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.