Home / 93,049.26-128,404.29-50,607.78

Finding the Fourth Proportional to 93,049.26, 128,404.29 and 50,607.78

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Solution

The fourth proportional to 93,049.26, 128,404.29 and 50,607.78 is: 69,836.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,049.26 : 128,404.29 = 50,607.78 : x
  2. Step 2: Convert to fraction form
    93,049.26/128,404.29 = 50,607.78/x
  3. Step 3: Cross multiply
    93,049.26x = 128,404.29 × 50,607.78
  4. Step 4: Simplify right side
    93,049.26x = 6,498,256,059.38
  5. Step 5: Solve for x
    x = 6,498,256,059.38/93,049.26
  6. Step 6: Final answer
    x = 69,836.73

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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.