Home / 204,601.20-306,901.80-173,108.40

Finding the Fourth Proportional to 204,601.20, 306,901.80 and 173,108.40

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Solution

The fourth proportional to 204,601.20, 306,901.80 and 173,108.40 is: 259,662.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,601.20 : 306,901.80 = 173,108.40 : x
  2. Step 2: Convert to fraction form
    204,601.20/306,901.80 = 173,108.40/x
  3. Step 3: Cross multiply
    204,601.20x = 306,901.80 × 173,108.40
  4. Step 4: Simplify right side
    204,601.20x = 53,127,279,555.12
  5. Step 5: Solve for x
    x = 53,127,279,555.12/204,601.20
  6. Step 6: Final answer
    x = 259,662.60

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1.5x scale

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.