Home / 40,057.56-55,284.24-23,290.56

Finding the Fourth Proportional to 40,057.56, 55,284.24 and 23,290.56

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Solution

The fourth proportional to 40,057.56, 55,284.24 and 23,290.56 is: 32,143.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,057.56 : 55,284.24 = 23,290.56 : x
  2. Step 2: Convert to fraction form
    40,057.56/55,284.24 = 23,290.56/x
  3. Step 3: Cross multiply
    40,057.56x = 55,284.24 × 23,290.56
  4. Step 4: Simplify right side
    40,057.56x = 1,287,600,908.77
  5. Step 5: Solve for x
    x = 1,287,600,908.77/40,057.56
  6. Step 6: Final answer
    x = 32,143.77

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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.