Home / 43,079.73-64,607.04-16,778.22

Finding the Fourth Proportional to 43,079.73, 64,607.04 and 16,778.22

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Solution

The fourth proportional to 43,079.73, 64,607.04 and 16,778.22 is: 25,162.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,079.73 : 64,607.04 = 16,778.22 : x
  2. Step 2: Convert to fraction form
    43,079.73/64,607.04 = 16,778.22/x
  3. Step 3: Cross multiply
    43,079.73x = 64,607.04 × 16,778.22
  4. Step 4: Simplify right side
    43,079.73x = 1,083,991,130.67
  5. Step 5: Solve for x
    x = 1,083,991,130.67/43,079.73
  6. Step 6: Final answer
    x = 25,162.44

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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.