Home / 49,331.20-73,996.80-48,985.60

Finding the Fourth Proportional to 49,331.20, 73,996.80 and 48,985.60

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Solution

The fourth proportional to 49,331.20, 73,996.80 and 48,985.60 is: 73,478.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,331.20 : 73,996.80 = 48,985.60 : x
  2. Step 2: Convert to fraction form
    49,331.20/73,996.80 = 48,985.60/x
  3. Step 3: Cross multiply
    49,331.20x = 73,996.80 × 48,985.60
  4. Step 4: Simplify right side
    49,331.20x = 3,624,777,646.08
  5. Step 5: Solve for x
    x = 3,624,777,646.08/49,331.20
  6. Step 6: Final answer
    x = 73,478.40

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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.