Home / 112,755.48-169,119.78-29,655.96

Finding the Fourth Proportional to 112,755.48, 169,119.78 and 29,655.96

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Solution

The fourth proportional to 112,755.48, 169,119.78 and 29,655.96 is: 44,480.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,755.48 : 169,119.78 = 29,655.96 : x
  2. Step 2: Convert to fraction form
    112,755.48/169,119.78 = 29,655.96/x
  3. Step 3: Cross multiply
    112,755.48x = 169,119.78 × 29,655.96
  4. Step 4: Simplify right side
    112,755.48x = 5,015,409,430.89
  5. Step 5: Solve for x
    x = 5,015,409,430.89/112,755.48
  6. Step 6: Final answer
    x = 44,480.41

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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.