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Finding the Fourth Proportional to 207,351.52, 286,145.52 and 117,927.52

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Solution

The fourth proportional to 207,351.52, 286,145.52 and 117,927.52 is: 162,740.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,351.52 : 286,145.52 = 117,927.52 : x
  2. Step 2: Convert to fraction form
    207,351.52/286,145.52 = 117,927.52/x
  3. Step 3: Cross multiply
    207,351.52x = 286,145.52 × 117,927.52
  4. Step 4: Simplify right side
    207,351.52x = 33,744,431,532.71
  5. Step 5: Solve for x
    x = 33,744,431,532.71/207,351.52
  6. Step 6: Final answer
    x = 162,740.22

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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.