Home / 181,089.06-249,876.27-100,517.19

Finding the Fourth Proportional to 181,089.06, 249,876.27 and 100,517.19

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Solution

The fourth proportional to 181,089.06, 249,876.27 and 100,517.19 is: 138,698.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,089.06 : 249,876.27 = 100,517.19 : x
  2. Step 2: Convert to fraction form
    181,089.06/249,876.27 = 100,517.19/x
  3. Step 3: Cross multiply
    181,089.06x = 249,876.27 × 100,517.19
  4. Step 4: Simplify right side
    181,089.06x = 25,116,860,508.08
  5. Step 5: Solve for x
    x = 25,116,860,508.08/181,089.06
  6. Step 6: Final answer
    x = 138,698.94

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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.