Home / 124,126.28-184,785.61-123,388.28

Finding the Fourth Proportional to 124,126.28, 184,785.61 and 123,388.28

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Solution

The fourth proportional to 124,126.28, 184,785.61 and 123,388.28 is: 183,686.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,126.28 : 184,785.61 = 123,388.28 : x
  2. Step 2: Convert to fraction form
    124,126.28/184,785.61 = 123,388.28/x
  3. Step 3: Cross multiply
    124,126.28x = 184,785.61 × 123,388.28
  4. Step 4: Simplify right side
    124,126.28x = 22,800,378,586.65
  5. Step 5: Solve for x
    x = 22,800,378,586.65/124,126.28
  6. Step 6: Final answer
    x = 183,686.96

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.