Home / 246,902.10-340,599.70-156,105.15

Finding the Fourth Proportional to 246,902.10, 340,599.70 and 156,105.15

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Solution

The fourth proportional to 246,902.10, 340,599.70 and 156,105.15 is: 215,345.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,902.10 : 340,599.70 = 156,105.15 : x
  2. Step 2: Convert to fraction form
    246,902.10/340,599.70 = 156,105.15/x
  3. Step 3: Cross multiply
    246,902.10x = 340,599.70 × 156,105.15
  4. Step 4: Simplify right side
    246,902.10x = 53,169,367,258.46
  5. Step 5: Solve for x
    x = 53,169,367,258.46/246,902.10
  6. Step 6: Final answer
    x = 215,345.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.