Home / 112,729.24-169,103.46-29,623

Finding the Fourth Proportional to 112,729.24, 169,103.46 and 29,623

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Solution

The fourth proportional to 112,729.24, 169,103.46 and 29,623 is: 44,437.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,729.24 : 169,103.46 = 29,623 : x
  2. Step 2: Convert to fraction form
    112,729.24/169,103.46 = 29,623/x
  3. Step 3: Cross multiply
    112,729.24x = 169,103.46 × 29,623
  4. Step 4: Simplify right side
    112,729.24x = 5,009,351,795.58
  5. Step 5: Solve for x
    x = 5,009,351,795.58/112,729.24
  6. Step 6: Final answer
    x = 44,437.02

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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.