Home / 69,099.22-103,633.35-26,980.30

Finding the Fourth Proportional to 69,099.22, 103,633.35 and 26,980.30

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Solution

The fourth proportional to 69,099.22, 103,633.35 and 26,980.30 is: 40,464.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,099.22 : 103,633.35 = 26,980.30 : x
  2. Step 2: Convert to fraction form
    69,099.22/103,633.35 = 26,980.30/x
  3. Step 3: Cross multiply
    69,099.22x = 103,633.35 × 26,980.30
  4. Step 4: Simplify right side
    69,099.22x = 2,796,058,873.01
  5. Step 5: Solve for x
    x = 2,796,058,873.01/69,099.22
  6. Step 6: Final answer
    x = 40,464.41

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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.