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Finding the Fourth Proportional to 177,144.08, 265,764.72 and 88,290.32

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Solution

The fourth proportional to 177,144.08, 265,764.72 and 88,290.32 is: 132,459.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,144.08 : 265,764.72 = 88,290.32 : x
  2. Step 2: Convert to fraction form
    177,144.08/265,764.72 = 88,290.32/x
  3. Step 3: Cross multiply
    177,144.08x = 265,764.72 × 88,290.32
  4. Step 4: Simplify right side
    177,144.08x = 23,464,452,173.51
  5. Step 5: Solve for x
    x = 23,464,452,173.51/177,144.08
  6. Step 6: Final answer
    x = 132,459.70

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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.