Home / 181,067.56-249,869.77-100,496.05

Finding the Fourth Proportional to 181,067.56, 249,869.77 and 100,496.05

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Solution

The fourth proportional to 181,067.56, 249,869.77 and 100,496.05 is: 138,682.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,067.56 : 249,869.77 = 100,496.05 : x
  2. Step 2: Convert to fraction form
    181,067.56/249,869.77 = 100,496.05/x
  3. Step 3: Cross multiply
    181,067.56x = 249,869.77 × 100,496.05
  4. Step 4: Simplify right side
    181,067.56x = 25,110,924,023.49
  5. Step 5: Solve for x
    x = 25,110,924,023.49/181,067.56
  6. Step 6: Final answer
    x = 138,682.62

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1.5x scale

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.