Home / 216,247.77-298,422.18-120,754.44

Finding the Fourth Proportional to 216,247.77, 298,422.18 and 120,754.44

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Solution

The fourth proportional to 216,247.77, 298,422.18 and 120,754.44 is: 166,641.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,247.77 : 298,422.18 = 120,754.44 : x
  2. Step 2: Convert to fraction form
    216,247.77/298,422.18 = 120,754.44/x
  3. Step 3: Cross multiply
    216,247.77x = 298,422.18 × 120,754.44
  4. Step 4: Simplify right side
    216,247.77x = 36,035,803,229.48
  5. Step 5: Solve for x
    x = 36,035,803,229.48/216,247.77
  6. Step 6: Final answer
    x = 166,641.27

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1.5x scale

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.