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Finding the Fourth Proportional to 88,603.58, 122,276 and 50,364.72

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Solution

The fourth proportional to 88,603.58, 122,276 and 50,364.72 is: 69,505.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,603.58 : 122,276 = 50,364.72 : x
  2. Step 2: Convert to fraction form
    88,603.58/122,276 = 50,364.72/x
  3. Step 3: Cross multiply
    88,603.58x = 122,276 × 50,364.72
  4. Step 4: Simplify right side
    88,603.58x = 6,158,396,502.72
  5. Step 5: Solve for x
    x = 6,158,396,502.72/88,603.58
  6. Step 6: Final answer
    x = 69,505.05

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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.