Home / 47,510.24-65,563.70-28,388.98

Finding the Fourth Proportional to 47,510.24, 65,563.70 and 28,388.98

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Solution

The fourth proportional to 47,510.24, 65,563.70 and 28,388.98 is: 39,176.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,510.24 : 65,563.70 = 28,388.98 : x
  2. Step 2: Convert to fraction form
    47,510.24/65,563.70 = 28,388.98/x
  3. Step 3: Cross multiply
    47,510.24x = 65,563.70 × 28,388.98
  4. Step 4: Simplify right side
    47,510.24x = 1,861,286,568.03
  5. Step 5: Solve for x
    x = 1,861,286,568.03/47,510.24
  6. Step 6: Final answer
    x = 39,176.53

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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.