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Finding the Fourth Proportional to 236,350.14, 326,167.59 and 128,924.01

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Solution

The fourth proportional to 236,350.14, 326,167.59 and 128,924.01 is: 177,917.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,350.14 : 326,167.59 = 128,924.01 : x
  2. Step 2: Convert to fraction form
    236,350.14/326,167.59 = 128,924.01/x
  3. Step 3: Cross multiply
    236,350.14x = 326,167.59 × 128,924.01
  4. Step 4: Simplify right side
    236,350.14x = 42,050,833,634.84
  5. Step 5: Solve for x
    x = 42,050,833,634.84/236,350.14
  6. Step 6: Final answer
    x = 177,917.53

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.