Home / 50,800.47-76,204.35-17,520.05

Finding the Fourth Proportional to 50,800.47, 76,204.35 and 17,520.05

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Solution

The fourth proportional to 50,800.47, 76,204.35 and 17,520.05 is: 26,281.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,800.47 : 76,204.35 = 17,520.05 : x
  2. Step 2: Convert to fraction form
    50,800.47/76,204.35 = 17,520.05/x
  3. Step 3: Cross multiply
    50,800.47x = 76,204.35 × 17,520.05
  4. Step 4: Simplify right side
    50,800.47x = 1,335,103,641.20
  5. Step 5: Solve for x
    x = 1,335,103,641.20/50,800.47
  6. Step 6: Final answer
    x = 26,281.32

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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.