Home / 191,469.24-287,204.22-79,026.12

Finding the Fourth Proportional to 191,469.24, 287,204.22 and 79,026.12

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Solution

The fourth proportional to 191,469.24, 287,204.22 and 79,026.12 is: 118,539.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,469.24 : 287,204.22 = 79,026.12 : x
  2. Step 2: Convert to fraction form
    191,469.24/287,204.22 = 79,026.12/x
  3. Step 3: Cross multiply
    191,469.24x = 287,204.22 × 79,026.12
  4. Step 4: Simplify right side
    191,469.24x = 22,696,635,154.23
  5. Step 5: Solve for x
    x = 22,696,635,154.23/191,469.24
  6. Step 6: Final answer
    x = 118,539.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.