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Finding the Fourth Proportional to 222,781.11, 334,259.14 and 98,034.63

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Solution

The fourth proportional to 222,781.11, 334,259.14 and 98,034.63 is: 147,090.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,781.11 : 334,259.14 = 98,034.63 : x
  2. Step 2: Convert to fraction form
    222,781.11/334,259.14 = 98,034.63/x
  3. Step 3: Cross multiply
    222,781.11x = 334,259.14 × 98,034.63
  4. Step 4: Simplify right side
    222,781.11x = 32,768,971,114.02
  5. Step 5: Solve for x
    x = 32,768,971,114.02/222,781.11
  6. Step 6: Final answer
    x = 147,090.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.