Home / 69,181.02-103,786.11-22,430.25

Finding the Fourth Proportional to 69,181.02, 103,786.11 and 22,430.25

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Solution

The fourth proportional to 69,181.02, 103,786.11 and 22,430.25 is: 33,650.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,181.02 : 103,786.11 = 22,430.25 : x
  2. Step 2: Convert to fraction form
    69,181.02/103,786.11 = 22,430.25/x
  3. Step 3: Cross multiply
    69,181.02x = 103,786.11 × 22,430.25
  4. Step 4: Simplify right side
    69,181.02x = 2,327,948,393.83
  5. Step 5: Solve for x
    x = 2,327,948,393.83/69,181.02
  6. Step 6: Final answer
    x = 33,650.10

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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.