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Finding the Fourth Proportional to 114,364.76, 157,829.69 and 63,376.43

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Solution

The fourth proportional to 114,364.76, 157,829.69 and 63,376.43 is: 87,462.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,364.76 : 157,829.69 = 63,376.43 : x
  2. Step 2: Convert to fraction form
    114,364.76/157,829.69 = 63,376.43/x
  3. Step 3: Cross multiply
    114,364.76x = 157,829.69 × 63,376.43
  4. Step 4: Simplify right side
    114,364.76x = 10,002,681,491.25
  5. Step 5: Solve for x
    x = 10,002,681,491.25/114,364.76
  6. Step 6: Final answer
    x = 87,462.97

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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.