Home / 48,981.40-73,500.90-17,812.60

Finding the Fourth Proportional to 48,981.40, 73,500.90 and 17,812.60

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Solution

The fourth proportional to 48,981.40, 73,500.90 and 17,812.60 is: 26,729.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,981.40 : 73,500.90 = 17,812.60 : x
  2. Step 2: Convert to fraction form
    48,981.40/73,500.90 = 17,812.60/x
  3. Step 3: Cross multiply
    48,981.40x = 73,500.90 × 17,812.60
  4. Step 4: Simplify right side
    48,981.40x = 1,309,242,131.34
  5. Step 5: Solve for x
    x = 1,309,242,131.34/48,981.40
  6. Step 6: Final answer
    x = 26,729.37

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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.