Home / 124,286.20-186,429.30-35,542.60

Finding the Fourth Proportional to 124,286.20, 186,429.30 and 35,542.60

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Solution

The fourth proportional to 124,286.20, 186,429.30 and 35,542.60 is: 53,313.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,286.20 : 186,429.30 = 35,542.60 : x
  2. Step 2: Convert to fraction form
    124,286.20/186,429.30 = 35,542.60/x
  3. Step 3: Cross multiply
    124,286.20x = 186,429.30 × 35,542.60
  4. Step 4: Simplify right side
    124,286.20x = 6,626,182,038.18
  5. Step 5: Solve for x
    x = 6,626,182,038.18/124,286.20
  6. Step 6: Final answer
    x = 53,313.90

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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.