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Finding the Fourth Proportional to 193,810.76, 290,716.16 and 60,701.43

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Solution

The fourth proportional to 193,810.76, 290,716.16 and 60,701.43 is: 91,052.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,810.76 : 290,716.16 = 60,701.43 : x
  2. Step 2: Convert to fraction form
    193,810.76/290,716.16 = 60,701.43/x
  3. Step 3: Cross multiply
    193,810.76x = 290,716.16 × 60,701.43
  4. Step 4: Simplify right side
    193,810.76x = 17,646,887,422.79
  5. Step 5: Solve for x
    x = 17,646,887,422.79/193,810.76
  6. Step 6: Final answer
    x = 91,052.16

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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.