Home / 181,083.83-249,883.89-100,511.37

Finding the Fourth Proportional to 181,083.83, 249,883.89 and 100,511.37

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Solution

The fourth proportional to 181,083.83, 249,883.89 and 100,511.37 is: 138,699.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,083.83 : 249,883.89 = 100,511.37 : x
  2. Step 2: Convert to fraction form
    181,083.83/249,883.89 = 100,511.37/x
  3. Step 3: Cross multiply
    181,083.83x = 249,883.89 × 100,511.37
  4. Step 4: Simplify right side
    181,083.83x = 25,116,172,124.83
  5. Step 5: Solve for x
    x = 25,116,172,124.83/181,083.83
  6. Step 6: Final answer
    x = 138,699.15

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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.