Home / 51,778.72-77,602.92-22,161.52

Finding the Fourth Proportional to 51,778.72, 77,602.92 and 22,161.52

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Solution

The fourth proportional to 51,778.72, 77,602.92 and 22,161.52 is: 33,214.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,778.72 : 77,602.92 = 22,161.52 : x
  2. Step 2: Convert to fraction form
    51,778.72/77,602.92 = 22,161.52/x
  3. Step 3: Cross multiply
    51,778.72x = 77,602.92 × 22,161.52
  4. Step 4: Simplify right side
    51,778.72x = 1,719,798,663.64
  5. Step 5: Solve for x
    x = 1,719,798,663.64/51,778.72
  6. Step 6: Final answer
    x = 33,214.39

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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.