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Finding the Fourth Proportional to 177,321.80, 265,982.70 and 59,005.10

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Solution

The fourth proportional to 177,321.80, 265,982.70 and 59,005.10 is: 88,507.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,321.80 : 265,982.70 = 59,005.10 : x
  2. Step 2: Convert to fraction form
    177,321.80/265,982.70 = 59,005.10/x
  3. Step 3: Cross multiply
    177,321.80x = 265,982.70 × 59,005.10
  4. Step 4: Simplify right side
    177,321.80x = 15,694,335,811.77
  5. Step 5: Solve for x
    x = 15,694,335,811.77/177,321.80
  6. Step 6: Final answer
    x = 88,507.65

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1.5x scale

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.