Home / 191,166.72-263,664-169,679.04

Finding the Fourth Proportional to 191,166.72, 263,664 and 169,679.04

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Solution

The fourth proportional to 191,166.72, 263,664 and 169,679.04 is: 234,027.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,166.72 : 263,664 = 169,679.04 : x
  2. Step 2: Convert to fraction form
    191,166.72/263,664 = 169,679.04/x
  3. Step 3: Cross multiply
    191,166.72x = 263,664 × 169,679.04
  4. Step 4: Simplify right side
    191,166.72x = 44,738,254,402.56
  5. Step 5: Solve for x
    x = 44,738,254,402.56/191,166.72
  6. Step 6: Final answer
    x = 234,027.42

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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.