Home / 191,227.77-263,890.58-106,343.01

Finding the Fourth Proportional to 191,227.77, 263,890.58 and 106,343.01

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Solution

The fourth proportional to 191,227.77, 263,890.58 and 106,343.01 is: 146,751.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,227.77 : 263,890.58 = 106,343.01 : x
  2. Step 2: Convert to fraction form
    191,227.77/263,890.58 = 106,343.01/x
  3. Step 3: Cross multiply
    191,227.77x = 263,890.58 × 106,343.01
  4. Step 4: Simplify right side
    191,227.77x = 28,062,918,056.13
  5. Step 5: Solve for x
    x = 28,062,918,056.13/191,227.77
  6. Step 6: Final answer
    x = 146,751.27

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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.