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Finding the Fourth Proportional to 123,800.51, 185,708.64 and 35,061.02

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Solution

The fourth proportional to 123,800.51, 185,708.64 and 35,061.02 is: 52,593.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,800.51 : 185,708.64 = 35,061.02 : x
  2. Step 2: Convert to fraction form
    123,800.51/185,708.64 = 35,061.02/x
  3. Step 3: Cross multiply
    123,800.51x = 185,708.64 × 35,061.02
  4. Step 4: Simplify right side
    123,800.51x = 6,511,133,412.67
  5. Step 5: Solve for x
    x = 6,511,133,412.67/123,800.51
  6. Step 6: Final answer
    x = 52,593.75

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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.