Home / 199,922.51-275,885.43-109,277.70

Finding the Fourth Proportional to 199,922.51, 275,885.43 and 109,277.70

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Solution

The fourth proportional to 199,922.51, 275,885.43 and 109,277.70 is: 150,799.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,922.51 : 275,885.43 = 109,277.70 : x
  2. Step 2: Convert to fraction form
    199,922.51/275,885.43 = 109,277.70/x
  3. Step 3: Cross multiply
    199,922.51x = 275,885.43 × 109,277.70
  4. Step 4: Simplify right side
    199,922.51x = 30,148,125,253.91
  5. Step 5: Solve for x
    x = 30,148,125,253.91/199,922.51
  6. Step 6: Final answer
    x = 150,799.06

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1.5x scale

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.