Home / 40,186.20-60,308.10-16,829.40

Finding the Fourth Proportional to 40,186.20, 60,308.10 and 16,829.40

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Solution

The fourth proportional to 40,186.20, 60,308.10 and 16,829.40 is: 25,256.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,186.20 : 60,308.10 = 16,829.40 : x
  2. Step 2: Convert to fraction form
    40,186.20/60,308.10 = 16,829.40/x
  3. Step 3: Cross multiply
    40,186.20x = 60,308.10 × 16,829.40
  4. Step 4: Simplify right side
    40,186.20x = 1,014,949,138.14
  5. Step 5: Solve for x
    x = 1,014,949,138.14/40,186.20
  6. Step 6: Final answer
    x = 25,256.16

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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.