Home / 53,240.59-79,694.73-39,216.43

Finding the Fourth Proportional to 53,240.59, 79,694.73 and 39,216.43

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Solution

The fourth proportional to 53,240.59, 79,694.73 and 39,216.43 is: 58,702.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,240.59 : 79,694.73 = 39,216.43 : x
  2. Step 2: Convert to fraction form
    53,240.59/79,694.73 = 39,216.43/x
  3. Step 3: Cross multiply
    53,240.59x = 79,694.73 × 39,216.43
  4. Step 4: Simplify right side
    53,240.59x = 3,125,342,800.41
  5. Step 5: Solve for x
    x = 3,125,342,800.41/53,240.59
  6. Step 6: Final answer
    x = 58,702.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.