Home / 120,887.02-180,115.52-114,096.25

Finding the Fourth Proportional to 120,887.02, 180,115.52 and 114,096.25

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Solution

The fourth proportional to 120,887.02, 180,115.52 and 114,096.25 is: 169,997.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,887.02 : 180,115.52 = 114,096.25 : x
  2. Step 2: Convert to fraction form
    120,887.02/180,115.52 = 114,096.25/x
  3. Step 3: Cross multiply
    120,887.02x = 180,115.52 × 114,096.25
  4. Step 4: Simplify right side
    120,887.02x = 20,550,505,398.80
  5. Step 5: Solve for x
    x = 20,550,505,398.80/120,887.02
  6. Step 6: Final answer
    x = 169,997.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.