Home / 189,179.04-261,078.84-104,295.96

Finding the Fourth Proportional to 189,179.04, 261,078.84 and 104,295.96

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Solution

The fourth proportional to 189,179.04, 261,078.84 and 104,295.96 is: 143,934.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,179.04 : 261,078.84 = 104,295.96 : x
  2. Step 2: Convert to fraction form
    189,179.04/261,078.84 = 104,295.96/x
  3. Step 3: Cross multiply
    189,179.04x = 261,078.84 × 104,295.96
  4. Step 4: Simplify right side
    189,179.04x = 27,229,468,253.49
  5. Step 5: Solve for x
    x = 27,229,468,253.49/189,179.04
  6. Step 6: Final answer
    x = 143,934.91

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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.