Home / 62,631.36-86,435.64-34,338.87

Finding the Fourth Proportional to 62,631.36, 86,435.64 and 34,338.87

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Solution

The fourth proportional to 62,631.36, 86,435.64 and 34,338.87 is: 47,390.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,631.36 : 86,435.64 = 34,338.87 : x
  2. Step 2: Convert to fraction form
    62,631.36/86,435.64 = 34,338.87/x
  3. Step 3: Cross multiply
    62,631.36x = 86,435.64 × 34,338.87
  4. Step 4: Simplify right side
    62,631.36x = 2,968,102,205.33
  5. Step 5: Solve for x
    x = 2,968,102,205.33/62,631.36
  6. Step 6: Final answer
    x = 47,390.03

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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.