Home / 191,968.91-287,995.38-58,859.55

Finding the Fourth Proportional to 191,968.91, 287,995.38 and 58,859.55

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Solution

The fourth proportional to 191,968.91, 287,995.38 and 58,859.55 is: 88,302.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,968.91 : 287,995.38 = 58,859.55 : x
  2. Step 2: Convert to fraction form
    191,968.91/287,995.38 = 58,859.55/x
  3. Step 3: Cross multiply
    191,968.91x = 287,995.38 × 58,859.55
  4. Step 4: Simplify right side
    191,968.91x = 16,951,278,468.88
  5. Step 5: Solve for x
    x = 16,951,278,468.88/191,968.91
  6. Step 6: Final answer
    x = 88,302.21

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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.