Home / 177,174.36-265,573.53-87,090.03

Finding the Fourth Proportional to 177,174.36, 265,573.53 and 87,090.03

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Solution

The fourth proportional to 177,174.36, 265,573.53 and 87,090.03 is: 130,542.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,174.36 : 265,573.53 = 87,090.03 : x
  2. Step 2: Convert to fraction form
    177,174.36/265,573.53 = 87,090.03/x
  3. Step 3: Cross multiply
    177,174.36x = 265,573.53 × 87,090.03
  4. Step 4: Simplify right side
    177,174.36x = 23,128,806,694.91
  5. Step 5: Solve for x
    x = 23,128,806,694.91/177,174.36
  6. Step 6: Final answer
    x = 130,542.63

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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.