Home / 126,603.23-189,998.15-60,043.55

Finding the Fourth Proportional to 126,603.23, 189,998.15 and 60,043.55

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Solution

The fourth proportional to 126,603.23, 189,998.15 and 60,043.55 is: 90,109.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,603.23 : 189,998.15 = 60,043.55 : x
  2. Step 2: Convert to fraction form
    126,603.23/189,998.15 = 60,043.55/x
  3. Step 3: Cross multiply
    126,603.23x = 189,998.15 × 60,043.55
  4. Step 4: Simplify right side
    126,603.23x = 11,408,162,169.22
  5. Step 5: Solve for x
    x = 11,408,162,169.22/126,603.23
  6. Step 6: Final answer
    x = 90,109.57

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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.