Home / 36,117.43-49,841.22-20,203.36

Finding the Fourth Proportional to 36,117.43, 49,841.22 and 20,203.36

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Solution

The fourth proportional to 36,117.43, 49,841.22 and 20,203.36 is: 27,880.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,117.43 : 49,841.22 = 20,203.36 : x
  2. Step 2: Convert to fraction form
    36,117.43/49,841.22 = 20,203.36/x
  3. Step 3: Cross multiply
    36,117.43x = 49,841.22 × 20,203.36
  4. Step 4: Simplify right side
    36,117.43x = 1,006,960,061.66
  5. Step 5: Solve for x
    x = 1,006,960,061.66/36,117.43
  6. Step 6: Final answer
    x = 27,880.17

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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.