Home / 179,691.40-269,537.10-109,707.40

Finding the Fourth Proportional to 179,691.40, 269,537.10 and 109,707.40

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Solution

The fourth proportional to 179,691.40, 269,537.10 and 109,707.40 is: 164,561.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,691.40 : 269,537.10 = 109,707.40 : x
  2. Step 2: Convert to fraction form
    179,691.40/269,537.10 = 109,707.40/x
  3. Step 3: Cross multiply
    179,691.40x = 269,537.10 × 109,707.40
  4. Step 4: Simplify right side
    179,691.40x = 29,570,214,444.54
  5. Step 5: Solve for x
    x = 29,570,214,444.54/179,691.40
  6. Step 6: Final answer
    x = 164,561.10

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1.5x scale

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.