Home / 53,331.06-79,996.11-21,733.72

Finding the Fourth Proportional to 53,331.06, 79,996.11 and 21,733.72

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Solution

The fourth proportional to 53,331.06, 79,996.11 and 21,733.72 is: 32,600.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,331.06 : 79,996.11 = 21,733.72 : x
  2. Step 2: Convert to fraction form
    53,331.06/79,996.11 = 21,733.72/x
  3. Step 3: Cross multiply
    53,331.06x = 79,996.11 × 21,733.72
  4. Step 4: Simplify right side
    53,331.06x = 1,738,612,774.34
  5. Step 5: Solve for x
    x = 1,738,612,774.34/53,331.06
  6. Step 6: Final answer
    x = 32,600.38

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1.5x scale

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.