Home / 199,530.72-275,351.04-110,106.72

Finding the Fourth Proportional to 199,530.72, 275,351.04 and 110,106.72

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Solution

The fourth proportional to 199,530.72, 275,351.04 and 110,106.72 is: 151,946.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,530.72 : 275,351.04 = 110,106.72 : x
  2. Step 2: Convert to fraction form
    199,530.72/275,351.04 = 110,106.72/x
  3. Step 3: Cross multiply
    199,530.72x = 275,351.04 × 110,106.72
  4. Step 4: Simplify right side
    199,530.72x = 30,317,999,862.99
  5. Step 5: Solve for x
    x = 30,317,999,862.99/199,530.72
  6. Step 6: Final answer
    x = 151,946.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.