Home / 181,067.93-249,919.68-123,730.46

Finding the Fourth Proportional to 181,067.93, 249,919.68 and 123,730.46

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Solution

The fourth proportional to 181,067.93, 249,919.68 and 123,730.46 is: 170,779.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,067.93 : 249,919.68 = 123,730.46 : x
  2. Step 2: Convert to fraction form
    181,067.93/249,919.68 = 123,730.46/x
  3. Step 3: Cross multiply
    181,067.93x = 249,919.68 × 123,730.46
  4. Step 4: Simplify right side
    181,067.93x = 30,922,676,661.66
  5. Step 5: Solve for x
    x = 30,922,676,661.66/181,067.93
  6. Step 6: Final answer
    x = 170,779.42

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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.