Home / 191,921.83-264,766.46-111,302.63

Finding the Fourth Proportional to 191,921.83, 264,766.46 and 111,302.63

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Solution

The fourth proportional to 191,921.83, 264,766.46 and 111,302.63 is: 153,547.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,921.83 : 264,766.46 = 111,302.63 : x
  2. Step 2: Convert to fraction form
    191,921.83/264,766.46 = 111,302.63/x
  3. Step 3: Cross multiply
    191,921.83x = 264,766.46 × 111,302.63
  4. Step 4: Simplify right side
    191,921.83x = 29,469,203,333.79
  5. Step 5: Solve for x
    x = 29,469,203,333.79/191,921.83
  6. Step 6: Final answer
    x = 153,547.95

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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.