Home / 93,299.20-128,752.96-50,857.76

Finding the Fourth Proportional to 93,299.20, 128,752.96 and 50,857.76

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Solution

The fourth proportional to 93,299.20, 128,752.96 and 50,857.76 is: 70,183.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,299.20 : 128,752.96 = 50,857.76 : x
  2. Step 2: Convert to fraction form
    93,299.20/128,752.96 = 50,857.76/x
  3. Step 3: Cross multiply
    93,299.20x = 128,752.96 × 50,857.76
  4. Step 4: Simplify right side
    93,299.20x = 6,548,087,138.97
  5. Step 5: Solve for x
    x = 6,548,087,138.97/93,299.20
  6. Step 6: Final answer
    x = 70,183.74

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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.