Home / 36,920.05-50,949.74-20,153.05

Finding the Fourth Proportional to 36,920.05, 50,949.74 and 20,153.05

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Solution

The fourth proportional to 36,920.05, 50,949.74 and 20,153.05 is: 27,811.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,920.05 : 50,949.74 = 20,153.05 : x
  2. Step 2: Convert to fraction form
    36,920.05/50,949.74 = 20,153.05/x
  3. Step 3: Cross multiply
    36,920.05x = 50,949.74 × 20,153.05
  4. Step 4: Simplify right side
    36,920.05x = 1,026,792,657.71
  5. Step 5: Solve for x
    x = 1,026,792,657.71/36,920.05
  6. Step 6: Final answer
    x = 27,811.25

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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.