Home / 180,566.06-270,701.28-68,182.51

Finding the Fourth Proportional to 180,566.06, 270,701.28 and 68,182.51

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Solution

The fourth proportional to 180,566.06, 270,701.28 and 68,182.51 is: 102,217.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,566.06 : 270,701.28 = 68,182.51 : x
  2. Step 2: Convert to fraction form
    180,566.06/270,701.28 = 68,182.51/x
  3. Step 3: Cross multiply
    180,566.06x = 270,701.28 × 68,182.51
  4. Step 4: Simplify right side
    180,566.06x = 18,457,091,377.11
  5. Step 5: Solve for x
    x = 18,457,091,377.11/180,566.06
  6. Step 6: Final answer
    x = 102,217.94

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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.