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Finding the Fourth Proportional to 181,044.90, 249,784.16 and 104,553.89

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Solution

The fourth proportional to 181,044.90, 249,784.16 and 104,553.89 is: 144,250.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,044.90 : 249,784.16 = 104,553.89 : x
  2. Step 2: Convert to fraction form
    181,044.90/249,784.16 = 104,553.89/x
  3. Step 3: Cross multiply
    181,044.90x = 249,784.16 × 104,553.89
  4. Step 4: Simplify right side
    181,044.90x = 26,115,904,702.54
  5. Step 5: Solve for x
    x = 26,115,904,702.54/181,044.90
  6. Step 6: Final answer
    x = 144,250.99

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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.