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Finding the Fourth Proportional to 177,192.48, 265,771.44 and 66,393.12

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Solution

The fourth proportional to 177,192.48, 265,771.44 and 66,393.12 is: 99,583.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,192.48 : 265,771.44 = 66,393.12 : x
  2. Step 2: Convert to fraction form
    177,192.48/265,771.44 = 66,393.12/x
  3. Step 3: Cross multiply
    177,192.48x = 265,771.44 × 66,393.12
  4. Step 4: Simplify right side
    177,192.48x = 17,645,395,108.49
  5. Step 5: Solve for x
    x = 17,645,395,108.49/177,192.48
  6. Step 6: Final answer
    x = 99,583.21

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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.