Home / 154,785.11-232,177.72-102,182.30

Finding the Fourth Proportional to 154,785.11, 232,177.72 and 102,182.30

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Solution

The fourth proportional to 154,785.11, 232,177.72 and 102,182.30 is: 153,273.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,785.11 : 232,177.72 = 102,182.30 : x
  2. Step 2: Convert to fraction form
    154,785.11/232,177.72 = 102,182.30/x
  3. Step 3: Cross multiply
    154,785.11x = 232,177.72 × 102,182.30
  4. Step 4: Simplify right side
    154,785.11x = 23,724,452,022.01
  5. Step 5: Solve for x
    x = 23,724,452,022.01/154,785.11
  6. Step 6: Final answer
    x = 153,273.47

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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.