Home / 37,163.52-51,276.60-21,031.20

Finding the Fourth Proportional to 37,163.52, 51,276.60 and 21,031.20

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Solution

The fourth proportional to 37,163.52, 51,276.60 and 21,031.20 is: 29,017.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,163.52 : 51,276.60 = 21,031.20 : x
  2. Step 2: Convert to fraction form
    37,163.52/51,276.60 = 21,031.20/x
  3. Step 3: Cross multiply
    37,163.52x = 51,276.60 × 21,031.20
  4. Step 4: Simplify right side
    37,163.52x = 1,078,408,429.92
  5. Step 5: Solve for x
    x = 1,078,408,429.92/37,163.52
  6. Step 6: Final answer
    x = 29,017.93

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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.