Home / 159,629.04-220,297.92-88,008.88

Finding the Fourth Proportional to 159,629.04, 220,297.92 and 88,008.88

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Solution

The fourth proportional to 159,629.04, 220,297.92 and 88,008.88 is: 121,457.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,629.04 : 220,297.92 = 88,008.88 : x
  2. Step 2: Convert to fraction form
    159,629.04/220,297.92 = 88,008.88/x
  3. Step 3: Cross multiply
    159,629.04x = 220,297.92 × 88,008.88
  4. Step 4: Simplify right side
    159,629.04x = 19,388,173,205.53
  5. Step 5: Solve for x
    x = 19,388,173,205.53/159,629.04
  6. Step 6: Final answer
    x = 121,457.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.