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Finding the Fourth Proportional to 235,125.98, 352,577.86 and 91,099.27

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Solution

The fourth proportional to 235,125.98, 352,577.86 and 91,099.27 is: 136,605.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,125.98 : 352,577.86 = 91,099.27 : x
  2. Step 2: Convert to fraction form
    235,125.98/352,577.86 = 91,099.27/x
  3. Step 3: Cross multiply
    235,125.98x = 352,577.86 × 91,099.27
  4. Step 4: Simplify right side
    235,125.98x = 32,119,585,664.16
  5. Step 5: Solve for x
    x = 32,119,585,664.16/235,125.98
  6. Step 6: Final answer
    x = 136,605.86

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Why These Related Problems?

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