Home / 40,152.74-60,284.27-20,444.54

Finding the Fourth Proportional to 40,152.74, 60,284.27 and 20,444.54

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Solution

The fourth proportional to 40,152.74, 60,284.27 and 20,444.54 is: 30,694.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,152.74 : 60,284.27 = 20,444.54 : x
  2. Step 2: Convert to fraction form
    40,152.74/60,284.27 = 20,444.54/x
  3. Step 3: Cross multiply
    40,152.74x = 60,284.27 × 20,444.54
  4. Step 4: Simplify right side
    40,152.74x = 1,232,483,919.08
  5. Step 5: Solve for x
    x = 1,232,483,919.08/40,152.74
  6. Step 6: Final answer
    x = 30,694.89

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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.