Home / 48,131.52-72,202.50-12,593.40

Finding the Fourth Proportional to 48,131.52, 72,202.50 and 12,593.40

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Solution

The fourth proportional to 48,131.52, 72,202.50 and 12,593.40 is: 18,891.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,131.52 : 72,202.50 = 12,593.40 : x
  2. Step 2: Convert to fraction form
    48,131.52/72,202.50 = 12,593.40/x
  3. Step 3: Cross multiply
    48,131.52x = 72,202.50 × 12,593.40
  4. Step 4: Simplify right side
    48,131.52x = 909,274,963.50
  5. Step 5: Solve for x
    x = 909,274,963.50/48,131.52
  6. Step 6: Final answer
    x = 18,891.47

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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.