Home / 112,954.23-169,321.14-53,774.01

Finding the Fourth Proportional to 112,954.23, 169,321.14 and 53,774.01

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Solution

The fourth proportional to 112,954.23, 169,321.14 and 53,774.01 is: 80,608.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,954.23 : 169,321.14 = 53,774.01 : x
  2. Step 2: Convert to fraction form
    112,954.23/169,321.14 = 53,774.01/x
  3. Step 3: Cross multiply
    112,954.23x = 169,321.14 × 53,774.01
  4. Step 4: Simplify right side
    112,954.23x = 9,105,076,675.57
  5. Step 5: Solve for x
    x = 9,105,076,675.57/112,954.23
  6. Step 6: Final answer
    x = 80,608.55

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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.