Home / 196,331.04-294,082.80-89,804.70

Finding the Fourth Proportional to 196,331.04, 294,082.80 and 89,804.70

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Solution

The fourth proportional to 196,331.04, 294,082.80 and 89,804.70 is: 134,517.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,331.04 : 294,082.80 = 89,804.70 : x
  2. Step 2: Convert to fraction form
    196,331.04/294,082.80 = 89,804.70/x
  3. Step 3: Cross multiply
    196,331.04x = 294,082.80 × 89,804.70
  4. Step 4: Simplify right side
    196,331.04x = 26,410,017,629.16
  5. Step 5: Solve for x
    x = 26,410,017,629.16/196,331.04
  6. Step 6: Final answer
    x = 134,517.79

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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.