Home / 48,570.03-72,855.05-18,996.53

Finding the Fourth Proportional to 48,570.03, 72,855.05 and 18,996.53

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Solution

The fourth proportional to 48,570.03, 72,855.05 and 18,996.53 is: 28,494.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,570.03 : 72,855.05 = 18,996.53 : x
  2. Step 2: Convert to fraction form
    48,570.03/72,855.05 = 18,996.53/x
  3. Step 3: Cross multiply
    48,570.03x = 72,855.05 × 18,996.53
  4. Step 4: Simplify right side
    48,570.03x = 1,383,992,683.72
  5. Step 5: Solve for x
    x = 1,383,992,683.72/48,570.03
  6. Step 6: Final answer
    x = 28,494.79

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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.