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Finding the Fourth Proportional to 114,896.96, 158,555.56 and 63,907.96

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Solution

The fourth proportional to 114,896.96, 158,555.56 and 63,907.96 is: 88,191.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,896.96 : 158,555.56 = 63,907.96 : x
  2. Step 2: Convert to fraction form
    114,896.96/158,555.56 = 63,907.96/x
  3. Step 3: Cross multiply
    114,896.96x = 158,555.56 × 63,907.96
  4. Step 4: Simplify right side
    114,896.96x = 10,132,962,386.26
  5. Step 5: Solve for x
    x = 10,132,962,386.26/114,896.96
  6. Step 6: Final answer
    x = 88,191.74

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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.