Home / 189,006.06-283,410.65-89,139.44

Finding the Fourth Proportional to 189,006.06, 283,410.65 and 89,139.44

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Solution

The fourth proportional to 189,006.06, 283,410.65 and 89,139.44 is: 133,662.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,006.06 : 283,410.65 = 89,139.44 : x
  2. Step 2: Convert to fraction form
    189,006.06/283,410.65 = 89,139.44/x
  3. Step 3: Cross multiply
    189,006.06x = 283,410.65 × 89,139.44
  4. Step 4: Simplify right side
    189,006.06x = 25,263,066,030.90
  5. Step 5: Solve for x
    x = 25,263,066,030.90/189,006.06
  6. Step 6: Final answer
    x = 133,662.73

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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.