Home / 50,572.16-75,725.76-40,065.92

Finding the Fourth Proportional to 50,572.16, 75,725.76 and 40,065.92

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Solution

The fourth proportional to 50,572.16, 75,725.76 and 40,065.92 is: 59,993.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,572.16 : 75,725.76 = 40,065.92 : x
  2. Step 2: Convert to fraction form
    50,572.16/75,725.76 = 40,065.92/x
  3. Step 3: Cross multiply
    50,572.16x = 75,725.76 × 40,065.92
  4. Step 4: Simplify right side
    50,572.16x = 3,034,022,242.10
  5. Step 5: Solve for x
    x = 3,034,022,242.10/50,572.16
  6. Step 6: Final answer
    x = 59,993.92

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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.