Home / 55,620.03-83,429.34-13,500.44

Finding the Fourth Proportional to 55,620.03, 83,429.34 and 13,500.44

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Solution

The fourth proportional to 55,620.03, 83,429.34 and 13,500.44 is: 20,250.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,620.03 : 83,429.34 = 13,500.44 : x
  2. Step 2: Convert to fraction form
    55,620.03/83,429.34 = 13,500.44/x
  3. Step 3: Cross multiply
    55,620.03x = 83,429.34 × 13,500.44
  4. Step 4: Simplify right side
    55,620.03x = 1,126,332,798.91
  5. Step 5: Solve for x
    x = 1,126,332,798.91/55,620.03
  6. Step 6: Final answer
    x = 20,250.49

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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.