Home / 179,210.72-268,856.16-54,561.44

Finding the Fourth Proportional to 179,210.72, 268,856.16 and 54,561.44

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Solution

The fourth proportional to 179,210.72, 268,856.16 and 54,561.44 is: 81,854.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,210.72 : 268,856.16 = 54,561.44 : x
  2. Step 2: Convert to fraction form
    179,210.72/268,856.16 = 54,561.44/x
  3. Step 3: Cross multiply
    179,210.72x = 268,856.16 × 54,561.44
  4. Step 4: Simplify right side
    179,210.72x = 14,669,179,242.47
  5. Step 5: Solve for x
    x = 14,669,179,242.47/179,210.72
  6. Step 6: Final answer
    x = 81,854.36

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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.