Home / 306,542.40-459,816.19-106,862.42

Finding the Fourth Proportional to 306,542.40, 459,816.19 and 106,862.42

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Solution

The fourth proportional to 306,542.40, 459,816.19 and 106,862.42 is: 160,294.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,542.40 : 459,816.19 = 106,862.42 : x
  2. Step 2: Convert to fraction form
    306,542.40/459,816.19 = 106,862.42/x
  3. Step 3: Cross multiply
    306,542.40x = 459,816.19 × 106,862.42
  4. Step 4: Simplify right side
    306,542.40x = 49,137,069,976.65
  5. Step 5: Solve for x
    x = 49,137,069,976.65/306,542.40
  6. Step 6: Final answer
    x = 160,294.53

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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.