Home / 191,710.44-264,561.45-111,185.70

Finding the Fourth Proportional to 191,710.44, 264,561.45 and 111,185.70

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Solution

The fourth proportional to 191,710.44, 264,561.45 and 111,185.70 is: 153,436.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,710.44 : 264,561.45 = 111,185.70 : x
  2. Step 2: Convert to fraction form
    191,710.44/264,561.45 = 111,185.70/x
  3. Step 3: Cross multiply
    191,710.44x = 264,561.45 × 111,185.70
  4. Step 4: Simplify right side
    191,710.44x = 29,415,450,011.27
  5. Step 5: Solve for x
    x = 29,415,450,011.27/191,710.44
  6. Step 6: Final answer
    x = 153,436.87

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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.