Home / 40,035.90-60,052.68-10,453.74

Finding the Fourth Proportional to 40,035.90, 60,052.68 and 10,453.74

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Solution

The fourth proportional to 40,035.90, 60,052.68 and 10,453.74 is: 15,680.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,035.90 : 60,052.68 = 10,453.74 : x
  2. Step 2: Convert to fraction form
    40,035.90/60,052.68 = 10,453.74/x
  3. Step 3: Cross multiply
    40,035.90x = 60,052.68 × 10,453.74
  4. Step 4: Simplify right side
    40,035.90x = 627,775,215.62
  5. Step 5: Solve for x
    x = 627,775,215.62/40,035.90
  6. Step 6: Final answer
    x = 15,680.31

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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.