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Finding the Fourth Proportional to 65,571.93, 90,495.23 and 37,277.55

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Solution

The fourth proportional to 65,571.93, 90,495.23 and 37,277.55 is: 51,446.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,571.93 : 90,495.23 = 37,277.55 : x
  2. Step 2: Convert to fraction form
    65,571.93/90,495.23 = 37,277.55/x
  3. Step 3: Cross multiply
    65,571.93x = 90,495.23 × 37,277.55
  4. Step 4: Simplify right side
    65,571.93x = 3,373,440,274.70
  5. Step 5: Solve for x
    x = 3,373,440,274.70/65,571.93
  6. Step 6: Final answer
    x = 51,446.41

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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.