Home / 39,228.87-54,149.72-23,313.13

Finding the Fourth Proportional to 39,228.87, 54,149.72 and 23,313.13

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Solution

The fourth proportional to 39,228.87, 54,149.72 and 23,313.13 is: 32,180.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,228.87 : 54,149.72 = 23,313.13 : x
  2. Step 2: Convert to fraction form
    39,228.87/54,149.72 = 23,313.13/x
  3. Step 3: Cross multiply
    39,228.87x = 54,149.72 × 23,313.13
  4. Step 4: Simplify right side
    39,228.87x = 1,262,399,461.82
  5. Step 5: Solve for x
    x = 1,262,399,461.82/39,228.87
  6. Step 6: Final answer
    x = 32,180.37

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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.