Home / 62,982.48-86,919.75-34,688.16

Finding the Fourth Proportional to 62,982.48, 86,919.75 and 34,688.16

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Solution

The fourth proportional to 62,982.48, 86,919.75 and 34,688.16 is: 47,871.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,982.48 : 86,919.75 = 34,688.16 : x
  2. Step 2: Convert to fraction form
    62,982.48/86,919.75 = 34,688.16/x
  3. Step 3: Cross multiply
    62,982.48x = 86,919.75 × 34,688.16
  4. Step 4: Simplify right side
    62,982.48x = 3,015,086,195.16
  5. Step 5: Solve for x
    x = 3,015,086,195.16/62,982.48
  6. Step 6: Final answer
    x = 47,871.82

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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.