Home / 40,120.40-55,363.56-24,208.40

Finding the Fourth Proportional to 40,120.40, 55,363.56 and 24,208.40

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Solution

The fourth proportional to 40,120.40, 55,363.56 and 24,208.40 is: 33,406.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,120.40 : 55,363.56 = 24,208.40 : x
  2. Step 2: Convert to fraction form
    40,120.40/55,363.56 = 24,208.40/x
  3. Step 3: Cross multiply
    40,120.40x = 55,363.56 × 24,208.40
  4. Step 4: Simplify right side
    40,120.40x = 1,340,263,205.90
  5. Step 5: Solve for x
    x = 1,340,263,205.90/40,120.40
  6. Step 6: Final answer
    x = 33,406.03

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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.