Home / 36,068.78-49,773.99-20,153.36

Finding the Fourth Proportional to 36,068.78, 49,773.99 and 20,153.36

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Solution

The fourth proportional to 36,068.78, 49,773.99 and 20,153.36 is: 27,811.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,068.78 : 49,773.99 = 20,153.36 : x
  2. Step 2: Convert to fraction form
    36,068.78/49,773.99 = 20,153.36/x
  3. Step 3: Cross multiply
    36,068.78x = 49,773.99 × 20,153.36
  4. Step 4: Simplify right side
    36,068.78x = 1,003,113,139.11
  5. Step 5: Solve for x
    x = 1,003,113,139.11/36,068.78
  6. Step 6: Final answer
    x = 27,811.12

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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.