Home / 199,440.24-275,329.10-154,016.24

Finding the Fourth Proportional to 199,440.24, 275,329.10 and 154,016.24

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Solution

The fourth proportional to 199,440.24, 275,329.10 and 154,016.24 is: 212,620.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,440.24 : 275,329.10 = 154,016.24 : x
  2. Step 2: Convert to fraction form
    199,440.24/275,329.10 = 154,016.24/x
  3. Step 3: Cross multiply
    199,440.24x = 275,329.10 × 154,016.24
  4. Step 4: Simplify right side
    199,440.24x = 42,405,152,744.58
  5. Step 5: Solve for x
    x = 42,405,152,744.58/199,440.24
  6. Step 6: Final answer
    x = 212,620.85

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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.