Home / 97,694.14-134,754.15-61,846.78

Finding the Fourth Proportional to 97,694.14, 134,754.15 and 61,846.78

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Solution

The fourth proportional to 97,694.14, 134,754.15 and 61,846.78 is: 85,308.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,694.14 : 134,754.15 = 61,846.78 : x
  2. Step 2: Convert to fraction form
    97,694.14/134,754.15 = 61,846.78/x
  3. Step 3: Cross multiply
    97,694.14x = 134,754.15 × 61,846.78
  4. Step 4: Simplify right side
    97,694.14x = 8,334,110,269.14
  5. Step 5: Solve for x
    x = 8,334,110,269.14/97,694.14
  6. Step 6: Final answer
    x = 85,308.19

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Why These Related Problems?

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