Home / 191,663.18-264,496.92-105,625.26

Finding the Fourth Proportional to 191,663.18, 264,496.92 and 105,625.26

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Solution

The fourth proportional to 191,663.18, 264,496.92 and 105,625.26 is: 145,763.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,663.18 : 264,496.92 = 105,625.26 : x
  2. Step 2: Convert to fraction form
    191,663.18/264,496.92 = 105,625.26/x
  3. Step 3: Cross multiply
    191,663.18x = 264,496.92 × 105,625.26
  4. Step 4: Simplify right side
    191,663.18x = 27,937,555,944.20
  5. Step 5: Solve for x
    x = 27,937,555,944.20/191,663.18
  6. Step 6: Final answer
    x = 145,763.81

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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.