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Finding the Fourth Proportional to 184,781.52, 254,998.51 and 99,898.61

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Solution

The fourth proportional to 184,781.52, 254,998.51 and 99,898.61 is: 137,860.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,781.52 : 254,998.51 = 99,898.61 : x
  2. Step 2: Convert to fraction form
    184,781.52/254,998.51 = 99,898.61/x
  3. Step 3: Cross multiply
    184,781.52x = 254,998.51 × 99,898.61
  4. Step 4: Simplify right side
    184,781.52x = 25,473,995,176.33
  5. Step 5: Solve for x
    x = 25,473,995,176.33/184,781.52
  6. Step 6: Final answer
    x = 137,860.08

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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.