Home / 45,010.51-67,523.96-15,431.33

Finding the Fourth Proportional to 45,010.51, 67,523.96 and 15,431.33

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Solution

The fourth proportional to 45,010.51, 67,523.96 and 15,431.33 is: 23,149.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,010.51 : 67,523.96 = 15,431.33 : x
  2. Step 2: Convert to fraction form
    45,010.51/67,523.96 = 15,431.33/x
  3. Step 3: Cross multiply
    45,010.51x = 67,523.96 × 15,431.33
  4. Step 4: Simplify right side
    45,010.51x = 1,041,984,717.06
  5. Step 5: Solve for x
    x = 1,041,984,717.06/45,010.51
  6. Step 6: Final answer
    x = 23,149.81

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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.