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Finding the Fourth Proportional to 132,792.63, 199,247.74 and 69,597.69

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Solution

The fourth proportional to 132,792.63, 199,247.74 and 69,597.69 is: 104,427.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,792.63 : 199,247.74 = 69,597.69 : x
  2. Step 2: Convert to fraction form
    132,792.63/199,247.74 = 69,597.69/x
  3. Step 3: Cross multiply
    132,792.63x = 199,247.74 × 69,597.69
  4. Step 4: Simplify right side
    132,792.63x = 13,867,182,267.73
  5. Step 5: Solve for x
    x = 13,867,182,267.73/132,792.63
  6. Step 6: Final answer
    x = 104,427.35

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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.