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Finding the Fourth Proportional to 117,677.91, 176,474.15 and 64,409.25

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Solution

The fourth proportional to 117,677.91, 176,474.15 and 64,409.25 is: 96,590.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,677.91 : 176,474.15 = 64,409.25 : x
  2. Step 2: Convert to fraction form
    117,677.91/176,474.15 = 64,409.25/x
  3. Step 3: Cross multiply
    117,677.91x = 176,474.15 × 64,409.25
  4. Step 4: Simplify right side
    117,677.91x = 11,366,567,645.89
  5. Step 5: Solve for x
    x = 11,366,567,645.89/117,677.91
  6. Step 6: Final answer
    x = 96,590.50

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.