Home / 199,928.52-275,901.34-109,284.85

Finding the Fourth Proportional to 199,928.52, 275,901.34 and 109,284.85

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Solution

The fourth proportional to 199,928.52, 275,901.34 and 109,284.85 is: 150,813.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,928.52 : 275,901.34 = 109,284.85 : x
  2. Step 2: Convert to fraction form
    199,928.52/275,901.34 = 109,284.85/x
  3. Step 3: Cross multiply
    199,928.52x = 275,901.34 × 109,284.85
  4. Step 4: Simplify right side
    199,928.52x = 30,151,834,630.77
  5. Step 5: Solve for x
    x = 30,151,834,630.77/199,928.52
  6. Step 6: Final answer
    x = 150,813.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.