Home / 191,814.36-264,704.94-111,289.82

Finding the Fourth Proportional to 191,814.36, 264,704.94 and 111,289.82

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Solution

The fourth proportional to 191,814.36, 264,704.94 and 111,289.82 is: 153,580.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,814.36 : 264,704.94 = 111,289.82 : x
  2. Step 2: Convert to fraction form
    191,814.36/264,704.94 = 111,289.82/x
  3. Step 3: Cross multiply
    191,814.36x = 264,704.94 × 111,289.82
  4. Step 4: Simplify right side
    191,814.36x = 29,458,965,125.71
  5. Step 5: Solve for x
    x = 29,458,965,125.71/191,814.36
  6. Step 6: Final answer
    x = 153,580.60

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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.