Home / 199,436.16-275,222.28-108,792.24

Finding the Fourth Proportional to 199,436.16, 275,222.28 and 108,792.24

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Solution

The fourth proportional to 199,436.16, 275,222.28 and 108,792.24 is: 150,133.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,436.16 : 275,222.28 = 108,792.24 : x
  2. Step 2: Convert to fraction form
    199,436.16/275,222.28 = 108,792.24/x
  3. Step 3: Cross multiply
    199,436.16x = 275,222.28 × 108,792.24
  4. Step 4: Simplify right side
    199,436.16x = 29,942,048,339.11
  5. Step 5: Solve for x
    x = 29,942,048,339.11/199,436.16
  6. Step 6: Final answer
    x = 150,133.50

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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.