Home / 93,441.83-128,948.36-50,997.56

Finding the Fourth Proportional to 93,441.83, 128,948.36 and 50,997.56

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Solution

The fourth proportional to 93,441.83, 128,948.36 and 50,997.56 is: 70,375.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,441.83 : 128,948.36 = 50,997.56 : x
  2. Step 2: Convert to fraction form
    93,441.83/128,948.36 = 50,997.56/x
  3. Step 3: Cross multiply
    93,441.83x = 128,948.36 × 50,997.56
  4. Step 4: Simplify right side
    93,441.83x = 6,576,050,826.27
  5. Step 5: Solve for x
    x = 6,576,050,826.27/93,441.83
  6. Step 6: Final answer
    x = 70,375.88

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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.