Home / 69,946.12-104,880.30-27,822.88

Finding the Fourth Proportional to 69,946.12, 104,880.30 and 27,822.88

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Solution

The fourth proportional to 69,946.12, 104,880.30 and 27,822.88 is: 41,718.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,946.12 : 104,880.30 = 27,822.88 : x
  2. Step 2: Convert to fraction form
    69,946.12/104,880.30 = 27,822.88/x
  3. Step 3: Cross multiply
    69,946.12x = 104,880.30 × 27,822.88
  4. Step 4: Simplify right side
    69,946.12x = 2,918,072,001.26
  5. Step 5: Solve for x
    x = 2,918,072,001.26/69,946.12
  6. Step 6: Final answer
    x = 41,718.85

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1.5x scale

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.