Home / 71,183.74-98,217.26-42,497.81

Finding the Fourth Proportional to 71,183.74, 98,217.26 and 42,497.81

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Solution

The fourth proportional to 71,183.74, 98,217.26 and 42,497.81 is: 58,637.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,183.74 : 98,217.26 = 42,497.81 : x
  2. Step 2: Convert to fraction form
    71,183.74/98,217.26 = 42,497.81/x
  3. Step 3: Cross multiply
    71,183.74x = 98,217.26 × 42,497.81
  4. Step 4: Simplify right side
    71,183.74x = 4,174,018,830.78
  5. Step 5: Solve for x
    x = 4,174,018,830.78/71,183.74
  6. Step 6: Final answer
    x = 58,637.25

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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.