Home / 62,149.20-93,223.80-17,778.60

Finding the Fourth Proportional to 62,149.20, 93,223.80 and 17,778.60

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Solution

The fourth proportional to 62,149.20, 93,223.80 and 17,778.60 is: 26,667.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,149.20 : 93,223.80 = 17,778.60 : x
  2. Step 2: Convert to fraction form
    62,149.20/93,223.80 = 17,778.60/x
  3. Step 3: Cross multiply
    62,149.20x = 93,223.80 × 17,778.60
  4. Step 4: Simplify right side
    62,149.20x = 1,657,388,650.68
  5. Step 5: Solve for x
    x = 1,657,388,650.68/62,149.20
  6. Step 6: Final answer
    x = 26,667.90

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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.