Home / 177,132.56-265,750.60-57,186.70

Finding the Fourth Proportional to 177,132.56, 265,750.60 and 57,186.70

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Solution

The fourth proportional to 177,132.56, 265,750.60 and 57,186.70 is: 85,796.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,132.56 : 265,750.60 = 57,186.70 : x
  2. Step 2: Convert to fraction form
    177,132.56/265,750.60 = 57,186.70/x
  3. Step 3: Cross multiply
    177,132.56x = 265,750.60 × 57,186.70
  4. Step 4: Simplify right side
    177,132.56x = 15,197,399,837.02
  5. Step 5: Solve for x
    x = 15,197,399,837.02/177,132.56
  6. Step 6: Final answer
    x = 85,796.76

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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.