Home / 35,612.08-49,143.83-19,696.18

Finding the Fourth Proportional to 35,612.08, 49,143.83 and 19,696.18

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Solution

The fourth proportional to 35,612.08, 49,143.83 and 19,696.18 is: 27,180.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,612.08 : 49,143.83 = 19,696.18 : x
  2. Step 2: Convert to fraction form
    35,612.08/49,143.83 = 19,696.18/x
  3. Step 3: Cross multiply
    35,612.08x = 49,143.83 × 19,696.18
  4. Step 4: Simplify right side
    35,612.08x = 967,945,721.57
  5. Step 5: Solve for x
    x = 967,945,721.57/35,612.08
  6. Step 6: Final answer
    x = 27,180.26

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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.