Home / 124,570.28-186,865.14-40,299.50

Finding the Fourth Proportional to 124,570.28, 186,865.14 and 40,299.50

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Solution

The fourth proportional to 124,570.28, 186,865.14 and 40,299.50 is: 60,452.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,570.28 : 186,865.14 = 40,299.50 : x
  2. Step 2: Convert to fraction form
    124,570.28/186,865.14 = 40,299.50/x
  3. Step 3: Cross multiply
    124,570.28x = 186,865.14 × 40,299.50
  4. Step 4: Simplify right side
    124,570.28x = 7,530,571,709.43
  5. Step 5: Solve for x
    x = 7,530,571,709.43/124,570.28
  6. Step 6: Final answer
    x = 60,452.39

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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.