Home / 47,384.28-65,390.76-26,163.09

Finding the Fourth Proportional to 47,384.28, 65,390.76 and 26,163.09

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Solution

The fourth proportional to 47,384.28, 65,390.76 and 26,163.09 is: 36,105.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,384.28 : 65,390.76 = 26,163.09 : x
  2. Step 2: Convert to fraction form
    47,384.28/65,390.76 = 26,163.09/x
  3. Step 3: Cross multiply
    47,384.28x = 65,390.76 × 26,163.09
  4. Step 4: Simplify right side
    47,384.28x = 1,710,824,339.05
  5. Step 5: Solve for x
    x = 1,710,824,339.05/47,384.28
  6. Step 6: Final answer
    x = 36,105.31

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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.