Home / 57,010.68-85,533.17-40,402.71

Finding the Fourth Proportional to 57,010.68, 85,533.17 and 40,402.71

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Solution

The fourth proportional to 57,010.68, 85,533.17 and 40,402.71 is: 60,616.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,010.68 : 85,533.17 = 40,402.71 : x
  2. Step 2: Convert to fraction form
    57,010.68/85,533.17 = 40,402.71/x
  3. Step 3: Cross multiply
    57,010.68x = 85,533.17 × 40,402.71
  4. Step 4: Simplify right side
    57,010.68x = 3,455,771,660.88
  5. Step 5: Solve for x
    x = 3,455,771,660.88/57,010.68
  6. Step 6: Final answer
    x = 60,616.22

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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.