Home / 204,004.10-306,006.15-193,117.70

Finding the Fourth Proportional to 204,004.10, 306,006.15 and 193,117.70

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Solution

The fourth proportional to 204,004.10, 306,006.15 and 193,117.70 is: 289,676.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,004.10 : 306,006.15 = 193,117.70 : x
  2. Step 2: Convert to fraction form
    204,004.10/306,006.15 = 193,117.70/x
  3. Step 3: Cross multiply
    204,004.10x = 306,006.15 × 193,117.70
  4. Step 4: Simplify right side
    204,004.10x = 59,095,203,873.86
  5. Step 5: Solve for x
    x = 59,095,203,873.86/204,004.10
  6. Step 6: Final answer
    x = 289,676.55

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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.