Home / 191,100.68-263,719.94-106,225.64

Finding the Fourth Proportional to 191,100.68, 263,719.94 and 106,225.64

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Solution

The fourth proportional to 191,100.68, 263,719.94 and 106,225.64 is: 146,591.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,100.68 : 263,719.94 = 106,225.64 : x
  2. Step 2: Convert to fraction form
    191,100.68/263,719.94 = 106,225.64/x
  3. Step 3: Cross multiply
    191,100.68x = 263,719.94 × 106,225.64
  4. Step 4: Simplify right side
    191,100.68x = 28,013,819,407.26
  5. Step 5: Solve for x
    x = 28,013,819,407.26/191,100.68
  6. Step 6: Final answer
    x = 146,591.94

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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.