Home / 109,825.07-164,737.60-30,929.04

Finding the Fourth Proportional to 109,825.07, 164,737.60 and 30,929.04

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Solution

The fourth proportional to 109,825.07, 164,737.60 and 30,929.04 is: 46,393.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,825.07 : 164,737.60 = 30,929.04 : x
  2. Step 2: Convert to fraction form
    109,825.07/164,737.60 = 30,929.04/x
  3. Step 3: Cross multiply
    109,825.07x = 164,737.60 × 30,929.04
  4. Step 4: Simplify right side
    109,825.07x = 5,095,175,742.58
  5. Step 5: Solve for x
    x = 5,095,175,742.58/109,825.07
  6. Step 6: Final answer
    x = 46,393.56

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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.