Home / 189,427.40-283,997.10-96,000.20

Finding the Fourth Proportional to 189,427.40, 283,997.10 and 96,000.20

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Solution

The fourth proportional to 189,427.40, 283,997.10 and 96,000.20 is: 143,927.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,427.40 : 283,997.10 = 96,000.20 : x
  2. Step 2: Convert to fraction form
    189,427.40/283,997.10 = 96,000.20/x
  3. Step 3: Cross multiply
    189,427.40x = 283,997.10 × 96,000.20
  4. Step 4: Simplify right side
    189,427.40x = 27,263,778,399.42
  5. Step 5: Solve for x
    x = 27,263,778,399.42/189,427.40
  6. Step 6: Final answer
    x = 143,927.32

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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.