Home / 135,934.60-203,901.90-93,944.20

Finding the Fourth Proportional to 135,934.60, 203,901.90 and 93,944.20

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Solution

The fourth proportional to 135,934.60, 203,901.90 and 93,944.20 is: 140,916.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,934.60 : 203,901.90 = 93,944.20 : x
  2. Step 2: Convert to fraction form
    135,934.60/203,901.90 = 93,944.20/x
  3. Step 3: Cross multiply
    135,934.60x = 203,901.90 × 93,944.20
  4. Step 4: Simplify right side
    135,934.60x = 19,155,400,873.98
  5. Step 5: Solve for x
    x = 19,155,400,873.98/135,934.60
  6. Step 6: Final answer
    x = 140,916.30

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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.