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Finding the Fourth Proportional to 184,551.89, 254,681.55 and 99,668.97

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Solution

The fourth proportional to 184,551.89, 254,681.55 and 99,668.97 is: 137,543.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,551.89 : 254,681.55 = 99,668.97 : x
  2. Step 2: Convert to fraction form
    184,551.89/254,681.55 = 99,668.97/x
  3. Step 3: Cross multiply
    184,551.89x = 254,681.55 × 99,668.97
  4. Step 4: Simplify right side
    184,551.89x = 25,383,847,766.50
  5. Step 5: Solve for x
    x = 25,383,847,766.50/184,551.89
  6. Step 6: Final answer
    x = 137,543.15

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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.