Home / 191,087.28-263,703.69-106,204.53

Finding the Fourth Proportional to 191,087.28, 263,703.69 and 106,204.53

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Solution

The fourth proportional to 191,087.28, 263,703.69 and 106,204.53 is: 146,564.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,087.28 : 263,703.69 = 106,204.53 : x
  2. Step 2: Convert to fraction form
    191,087.28/263,703.69 = 106,204.53/x
  3. Step 3: Cross multiply
    191,087.28x = 263,703.69 × 106,204.53
  4. Step 4: Simplify right side
    191,087.28x = 28,006,526,455.72
  5. Step 5: Solve for x
    x = 28,006,526,455.72/191,087.28
  6. Step 6: Final answer
    x = 146,564.05

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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.