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Finding the Fourth Proportional to 101,288.97, 151,547.94 and 61,160.22

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Solution

The fourth proportional to 101,288.97, 151,547.94 and 61,160.22 is: 91,507.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,288.97 : 151,547.94 = 61,160.22 : x
  2. Step 2: Convert to fraction form
    101,288.97/151,547.94 = 61,160.22/x
  3. Step 3: Cross multiply
    101,288.97x = 151,547.94 × 61,160.22
  4. Step 4: Simplify right side
    101,288.97x = 9,268,705,350.95
  5. Step 5: Solve for x
    x = 9,268,705,350.95/101,288.97
  6. Step 6: Final answer
    x = 91,507.55

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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.