Home / 30,150.67-41,608.02-16,723.17

Finding the Fourth Proportional to 30,150.67, 41,608.02 and 16,723.17

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Solution

The fourth proportional to 30,150.67, 41,608.02 and 16,723.17 is: 23,078.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,150.67 : 41,608.02 = 16,723.17 : x
  2. Step 2: Convert to fraction form
    30,150.67/41,608.02 = 16,723.17/x
  3. Step 3: Cross multiply
    30,150.67x = 41,608.02 × 16,723.17
  4. Step 4: Simplify right side
    30,150.67x = 695,817,991.82
  5. Step 5: Solve for x
    x = 695,817,991.82/30,150.67
  6. Step 6: Final answer
    x = 23,078.03

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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.