Home / 55,789.57-83,684.34-14,236.57

Finding the Fourth Proportional to 55,789.57, 83,684.34 and 14,236.57

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Solution

The fourth proportional to 55,789.57, 83,684.34 and 14,236.57 is: 21,354.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,789.57 : 83,684.34 = 14,236.57 : x
  2. Step 2: Convert to fraction form
    55,789.57/83,684.34 = 14,236.57/x
  3. Step 3: Cross multiply
    55,789.57x = 83,684.34 × 14,236.57
  4. Step 4: Simplify right side
    55,789.57x = 1,191,377,964.31
  5. Step 5: Solve for x
    x = 1,191,377,964.31/55,789.57
  6. Step 6: Final answer
    x = 21,354.85

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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.