Home / 191,099.68-263,718.56-106,224.64

Finding the Fourth Proportional to 191,099.68, 263,718.56 and 106,224.64

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Solution

The fourth proportional to 191,099.68, 263,718.56 and 106,224.64 is: 146,590.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,099.68 : 263,718.56 = 106,224.64 : x
  2. Step 2: Convert to fraction form
    191,099.68/263,718.56 = 106,224.64/x
  3. Step 3: Cross multiply
    191,099.68x = 263,718.56 × 106,224.64
  4. Step 4: Simplify right side
    191,099.68x = 28,013,409,097.32
  5. Step 5: Solve for x
    x = 28,013,409,097.32/191,099.68
  6. Step 6: Final answer
    x = 146,590.56

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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.