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Finding the Fourth Proportional to 114,425.48, 157,916.48 and 63,454.17

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Solution

The fourth proportional to 114,425.48, 157,916.48 and 63,454.17 is: 87,571.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,425.48 : 157,916.48 = 63,454.17 : x
  2. Step 2: Convert to fraction form
    114,425.48/157,916.48 = 63,454.17/x
  3. Step 3: Cross multiply
    114,425.48x = 157,916.48 × 63,454.17
  4. Step 4: Simplify right side
    114,425.48x = 10,020,458,850.45
  5. Step 5: Solve for x
    x = 10,020,458,850.45/114,425.48
  6. Step 6: Final answer
    x = 87,571.92

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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.