Home / 191,225.20-263,865.18-106,325.92

Finding the Fourth Proportional to 191,225.20, 263,865.18 and 106,325.92

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Solution

The fourth proportional to 191,225.20, 263,865.18 and 106,325.92 is: 146,715.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,225.20 : 263,865.18 = 106,325.92 : x
  2. Step 2: Convert to fraction form
    191,225.20/263,865.18 = 106,325.92/x
  3. Step 3: Cross multiply
    191,225.20x = 263,865.18 × 106,325.92
  4. Step 4: Simplify right side
    191,225.20x = 28,055,708,019.47
  5. Step 5: Solve for x
    x = 28,055,708,019.47/191,225.20
  6. Step 6: Final answer
    x = 146,715.54

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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.