Home / 195,558.30-269,848.16-109,505.32

Finding the Fourth Proportional to 195,558.30, 269,848.16 and 109,505.32

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Solution

The fourth proportional to 195,558.30, 269,848.16 and 109,505.32 is: 151,104.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,558.30 : 269,848.16 = 109,505.32 : x
  2. Step 2: Convert to fraction form
    195,558.30/269,848.16 = 109,505.32/x
  3. Step 3: Cross multiply
    195,558.30x = 269,848.16 × 109,505.32
  4. Step 4: Simplify right side
    195,558.30x = 29,549,808,300.71
  5. Step 5: Solve for x
    x = 29,549,808,300.71/195,558.30
  6. Step 6: Final answer
    x = 151,104.85

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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.