Home / 191,949.24-264,890.24-107,071.72

Finding the Fourth Proportional to 191,949.24, 264,890.24 and 107,071.72

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Solution

The fourth proportional to 191,949.24, 264,890.24 and 107,071.72 is: 147,759.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,949.24 : 264,890.24 = 107,071.72 : x
  2. Step 2: Convert to fraction form
    191,949.24/264,890.24 = 107,071.72/x
  3. Step 3: Cross multiply
    191,949.24x = 264,890.24 × 107,071.72
  4. Step 4: Simplify right side
    191,949.24x = 28,362,253,608.01
  5. Step 5: Solve for x
    x = 28,362,253,608.01/191,949.24
  6. Step 6: Final answer
    x = 147,759.13

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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.