Home / 97,185.92-134,121.06-54,168.23

Finding the Fourth Proportional to 97,185.92, 134,121.06 and 54,168.23

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Solution

The fourth proportional to 97,185.92, 134,121.06 and 54,168.23 is: 74,754.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,185.92 : 134,121.06 = 54,168.23 : x
  2. Step 2: Convert to fraction form
    97,185.92/134,121.06 = 54,168.23/x
  3. Step 3: Cross multiply
    97,185.92x = 134,121.06 × 54,168.23
  4. Step 4: Simplify right side
    97,185.92x = 7,265,099,755.32
  5. Step 5: Solve for x
    x = 7,265,099,755.32/97,185.92
  6. Step 6: Final answer
    x = 74,754.66

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1.5x scale

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.