Home / 109,823.36-164,735.04-30,945.92

Finding the Fourth Proportional to 109,823.36, 164,735.04 and 30,945.92

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Solution

The fourth proportional to 109,823.36, 164,735.04 and 30,945.92 is: 46,418.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,823.36 : 164,735.04 = 30,945.92 : x
  2. Step 2: Convert to fraction form
    109,823.36/164,735.04 = 30,945.92/x
  3. Step 3: Cross multiply
    109,823.36x = 164,735.04 × 30,945.92
  4. Step 4: Simplify right side
    109,823.36x = 5,097,877,369.04
  5. Step 5: Solve for x
    x = 5,097,877,369.04/109,823.36
  6. Step 6: Final answer
    x = 46,418.88

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1.5x scale

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.