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Finding the Fourth Proportional to 133,798.80, 184,650.88 and 88,397.14

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Solution

The fourth proportional to 133,798.80, 184,650.88 and 88,397.14 is: 121,993.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,798.80 : 184,650.88 = 88,397.14 : x
  2. Step 2: Convert to fraction form
    133,798.80/184,650.88 = 88,397.14/x
  3. Step 3: Cross multiply
    133,798.80x = 184,650.88 × 88,397.14
  4. Step 4: Simplify right side
    133,798.80x = 16,322,609,690.48
  5. Step 5: Solve for x
    x = 16,322,609,690.48/133,798.80
  6. Step 6: Final answer
    x = 121,993.69

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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.