Home / 48,003.20-72,004.80-16,841.60

Finding the Fourth Proportional to 48,003.20, 72,004.80 and 16,841.60

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Solution

The fourth proportional to 48,003.20, 72,004.80 and 16,841.60 is: 25,262.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,003.20 : 72,004.80 = 16,841.60 : x
  2. Step 2: Convert to fraction form
    48,003.20/72,004.80 = 16,841.60/x
  3. Step 3: Cross multiply
    48,003.20x = 72,004.80 × 16,841.60
  4. Step 4: Simplify right side
    48,003.20x = 1,212,676,039.68
  5. Step 5: Solve for x
    x = 1,212,676,039.68/48,003.20
  6. Step 6: Final answer
    x = 25,262.40

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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.