Home / 46,921.62-70,333.22-21,940.61

Finding the Fourth Proportional to 46,921.62, 70,333.22 and 21,940.61

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Solution

The fourth proportional to 46,921.62, 70,333.22 and 21,940.61 is: 32,887.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,921.62 : 70,333.22 = 21,940.61 : x
  2. Step 2: Convert to fraction form
    46,921.62/70,333.22 = 21,940.61/x
  3. Step 3: Cross multiply
    46,921.62x = 70,333.22 × 21,940.61
  4. Step 4: Simplify right side
    46,921.62x = 1,543,153,750.06
  5. Step 5: Solve for x
    x = 1,543,153,750.06/46,921.62
  6. Step 6: Final answer
    x = 32,887.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.