Home / 36,200.76-49,963.86-21,095.64

Finding the Fourth Proportional to 36,200.76, 49,963.86 and 21,095.64

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Solution

The fourth proportional to 36,200.76, 49,963.86 and 21,095.64 is: 29,115.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,200.76 : 49,963.86 = 21,095.64 : x
  2. Step 2: Convert to fraction form
    36,200.76/49,963.86 = 21,095.64/x
  3. Step 3: Cross multiply
    36,200.76x = 49,963.86 × 21,095.64
  4. Step 4: Simplify right side
    36,200.76x = 1,054,019,603.57
  5. Step 5: Solve for x
    x = 1,054,019,603.57/36,200.76
  6. Step 6: Final answer
    x = 29,115.95

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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.