Home / 181,556.20-272,042.70-171,058.60

Finding the Fourth Proportional to 181,556.20, 272,042.70 and 171,058.60

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Solution

The fourth proportional to 181,556.20, 272,042.70 and 171,058.60 is: 256,313.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,556.20 : 272,042.70 = 171,058.60 : x
  2. Step 2: Convert to fraction form
    181,556.20/272,042.70 = 171,058.60/x
  3. Step 3: Cross multiply
    181,556.20x = 272,042.70 × 171,058.60
  4. Step 4: Simplify right side
    181,556.20x = 46,535,243,402.22
  5. Step 5: Solve for x
    x = 46,535,243,402.22/181,556.20
  6. Step 6: Final answer
    x = 256,313.16

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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.