Home / 71,627.14-107,440.71-27,243.64

Finding the Fourth Proportional to 71,627.14, 107,440.71 and 27,243.64

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Solution

The fourth proportional to 71,627.14, 107,440.71 and 27,243.64 is: 40,865.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,627.14 : 107,440.71 = 27,243.64 : x
  2. Step 2: Convert to fraction form
    71,627.14/107,440.71 = 27,243.64/x
  3. Step 3: Cross multiply
    71,627.14x = 107,440.71 × 27,243.64
  4. Step 4: Simplify right side
    71,627.14x = 2,927,076,024.58
  5. Step 5: Solve for x
    x = 2,927,076,024.58/71,627.14
  6. Step 6: Final answer
    x = 40,865.46

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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.