Home / 62,620.39-86,416.14-34,325.47

Finding the Fourth Proportional to 62,620.39, 86,416.14 and 34,325.47

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Solution

The fourth proportional to 62,620.39, 86,416.14 and 34,325.47 is: 47,369.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,620.39 : 86,416.14 = 34,325.47 : x
  2. Step 2: Convert to fraction form
    62,620.39/86,416.14 = 34,325.47/x
  3. Step 3: Cross multiply
    62,620.39x = 86,416.14 × 34,325.47
  4. Step 4: Simplify right side
    62,620.39x = 2,966,274,621.09
  5. Step 5: Solve for x
    x = 2,966,274,621.09/62,620.39
  6. Step 6: Final answer
    x = 47,369.15

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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.