Home / 62,639.14-86,441.97-34,345.30

Finding the Fourth Proportional to 62,639.14, 86,441.97 and 34,345.30

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Solution

The fourth proportional to 62,639.14, 86,441.97 and 34,345.30 is: 47,396.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,639.14 : 86,441.97 = 34,345.30 : x
  2. Step 2: Convert to fraction form
    62,639.14/86,441.97 = 34,345.30/x
  3. Step 3: Cross multiply
    62,639.14x = 86,441.97 × 34,345.30
  4. Step 4: Simplify right side
    62,639.14x = 2,968,875,392.24
  5. Step 5: Solve for x
    x = 2,968,875,392.24/62,639.14
  6. Step 6: Final answer
    x = 47,396.49

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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.