Home / 73,848.60-110,772.90-69,766.20

Finding the Fourth Proportional to 73,848.60, 110,772.90 and 69,766.20

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Solution

The fourth proportional to 73,848.60, 110,772.90 and 69,766.20 is: 104,649.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,848.60 : 110,772.90 = 69,766.20 : x
  2. Step 2: Convert to fraction form
    73,848.60/110,772.90 = 69,766.20/x
  3. Step 3: Cross multiply
    73,848.60x = 110,772.90 × 69,766.20
  4. Step 4: Simplify right side
    73,848.60x = 7,728,204,295.98
  5. Step 5: Solve for x
    x = 7,728,204,295.98/73,848.60
  6. Step 6: Final answer
    x = 104,649.30

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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.