Home / 191,222.20-263,861.04-106,322.92

Finding the Fourth Proportional to 191,222.20, 263,861.04 and 106,322.92

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Solution

The fourth proportional to 191,222.20, 263,861.04 and 106,322.92 is: 146,711.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,222.20 : 263,861.04 = 106,322.92 : x
  2. Step 2: Convert to fraction form
    191,222.20/263,861.04 = 106,322.92/x
  3. Step 3: Cross multiply
    191,222.20x = 263,861.04 × 106,322.92
  4. Step 4: Simplify right side
    191,222.20x = 28,054,476,247.04
  5. Step 5: Solve for x
    x = 28,054,476,247.04/191,222.20
  6. Step 6: Final answer
    x = 146,711.40

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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.