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Finding the Fourth Proportional to 62,370.08, 86,043.28 and 37,205

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Solution

The fourth proportional to 62,370.08, 86,043.28 and 37,205 is: 51,326.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,370.08 : 86,043.28 = 37,205 : x
  2. Step 2: Convert to fraction form
    62,370.08/86,043.28 = 37,205/x
  3. Step 3: Cross multiply
    62,370.08x = 86,043.28 × 37,205
  4. Step 4: Simplify right side
    62,370.08x = 3,201,240,232.40
  5. Step 5: Solve for x
    x = 3,201,240,232.40/62,370.08
  6. Step 6: Final answer
    x = 51,326.54

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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.