Home / 56,633.18-84,949.39-19,219.59

Finding the Fourth Proportional to 56,633.18, 84,949.39 and 19,219.59

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Solution

The fourth proportional to 56,633.18, 84,949.39 and 19,219.59 is: 28,829.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,633.18 : 84,949.39 = 19,219.59 : x
  2. Step 2: Convert to fraction form
    56,633.18/84,949.39 = 19,219.59/x
  3. Step 3: Cross multiply
    56,633.18x = 84,949.39 × 19,219.59
  4. Step 4: Simplify right side
    56,633.18x = 1,632,692,508.95
  5. Step 5: Solve for x
    x = 1,632,692,508.95/56,633.18
  6. Step 6: Final answer
    x = 28,829.26

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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.