Home / 179,785.90-269,679.03-61,458.22

Finding the Fourth Proportional to 179,785.90, 269,679.03 and 61,458.22

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Solution

The fourth proportional to 179,785.90, 269,679.03 and 61,458.22 is: 92,187.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,785.90 : 269,679.03 = 61,458.22 : x
  2. Step 2: Convert to fraction form
    179,785.90/269,679.03 = 61,458.22/x
  3. Step 3: Cross multiply
    179,785.90x = 269,679.03 × 61,458.22
  4. Step 4: Simplify right side
    179,785.90x = 16,573,993,155.13
  5. Step 5: Solve for x
    x = 16,573,993,155.13/179,785.90
  6. Step 6: Final answer
    x = 92,187.39

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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.