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Finding the Fourth Proportional to 47,101.50, 65,000.07 and 25,880.92

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Solution

The fourth proportional to 47,101.50, 65,000.07 and 25,880.92 is: 35,715.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,101.50 : 65,000.07 = 25,880.92 : x
  2. Step 2: Convert to fraction form
    47,101.50/65,000.07 = 25,880.92/x
  3. Step 3: Cross multiply
    47,101.50x = 65,000.07 × 25,880.92
  4. Step 4: Simplify right side
    47,101.50x = 1,682,261,449.16
  5. Step 5: Solve for x
    x = 1,682,261,449.16/47,101.50
  6. Step 6: Final answer
    x = 35,715.67

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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.