Home / 191,247.28-263,924.64-106,364.38

Finding the Fourth Proportional to 191,247.28, 263,924.64 and 106,364.38

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Solution

The fourth proportional to 191,247.28, 263,924.64 and 106,364.38 is: 146,784.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,247.28 : 263,924.64 = 106,364.38 : x
  2. Step 2: Convert to fraction form
    191,247.28/263,924.64 = 106,364.38/x
  3. Step 3: Cross multiply
    191,247.28x = 263,924.64 × 106,364.38
  4. Step 4: Simplify right side
    191,247.28x = 28,072,180,700.32
  5. Step 5: Solve for x
    x = 28,072,180,700.32/191,247.28
  6. Step 6: Final answer
    x = 146,784.73

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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.