Home / 189,026.10-283,862.72-126,249.63

Finding the Fourth Proportional to 189,026.10, 283,862.72 and 126,249.63

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Solution

The fourth proportional to 189,026.10, 283,862.72 and 126,249.63 is: 189,590.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,026.10 : 283,862.72 = 126,249.63 : x
  2. Step 2: Convert to fraction form
    189,026.10/283,862.72 = 126,249.63/x
  3. Step 3: Cross multiply
    189,026.10x = 283,862.72 × 126,249.63
  4. Step 4: Simplify right side
    189,026.10x = 35,837,562,267.10
  5. Step 5: Solve for x
    x = 35,837,562,267.10/189,026.10
  6. Step 6: Final answer
    x = 189,590.56

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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.