Home / 181,053.37-249,851.81-100,481.56

Finding the Fourth Proportional to 181,053.37, 249,851.81 and 100,481.56

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Solution

The fourth proportional to 181,053.37, 249,851.81 and 100,481.56 is: 138,663.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,053.37 : 249,851.81 = 100,481.56 : x
  2. Step 2: Convert to fraction form
    181,053.37/249,851.81 = 100,481.56/x
  3. Step 3: Cross multiply
    181,053.37x = 249,851.81 × 100,481.56
  4. Step 4: Simplify right side
    181,053.37x = 25,105,499,264.20
  5. Step 5: Solve for x
    x = 25,105,499,264.20/181,053.37
  6. Step 6: Final answer
    x = 138,663.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.