Home / 53,293.33-79,939.99-15,853.94

Finding the Fourth Proportional to 53,293.33, 79,939.99 and 15,853.94

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Solution

The fourth proportional to 53,293.33, 79,939.99 and 15,853.94 is: 23,780.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,293.33 : 79,939.99 = 15,853.94 : x
  2. Step 2: Convert to fraction form
    53,293.33/79,939.99 = 15,853.94/x
  3. Step 3: Cross multiply
    53,293.33x = 79,939.99 × 15,853.94
  4. Step 4: Simplify right side
    53,293.33x = 1,267,363,724.95
  5. Step 5: Solve for x
    x = 1,267,363,724.95/53,293.33
  6. Step 6: Final answer
    x = 23,780.91

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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.