Home / 191,764.68-264,628.04-111,195.60

Finding the Fourth Proportional to 191,764.68, 264,628.04 and 111,195.60

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Solution

The fourth proportional to 191,764.68, 264,628.04 and 111,195.60 is: 153,445.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,764.68 : 264,628.04 = 111,195.60 : x
  2. Step 2: Convert to fraction form
    191,764.68/264,628.04 = 111,195.60/x
  3. Step 3: Cross multiply
    191,764.68x = 264,628.04 × 111,195.60
  4. Step 4: Simplify right side
    191,764.68x = 29,425,473,684.62
  5. Step 5: Solve for x
    x = 29,425,473,684.62/191,764.68
  6. Step 6: Final answer
    x = 153,445.74

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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.