Home / 48,719.40-73,028.70-26,485.80

Finding the Fourth Proportional to 48,719.40, 73,028.70 and 26,485.80

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Solution

The fourth proportional to 48,719.40, 73,028.70 and 26,485.80 is: 39,701.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,719.40 : 73,028.70 = 26,485.80 : x
  2. Step 2: Convert to fraction form
    48,719.40/73,028.70 = 26,485.80/x
  3. Step 3: Cross multiply
    48,719.40x = 73,028.70 × 26,485.80
  4. Step 4: Simplify right side
    48,719.40x = 1,934,223,542.46
  5. Step 5: Solve for x
    x = 1,934,223,542.46/48,719.40
  6. Step 6: Final answer
    x = 39,701.30

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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.