Home / 37,102.50-51,201.45-20,336.58

Finding the Fourth Proportional to 37,102.50, 51,201.45 and 20,336.58

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Solution

The fourth proportional to 37,102.50, 51,201.45 and 20,336.58 is: 28,064.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,102.50 : 51,201.45 = 20,336.58 : x
  2. Step 2: Convert to fraction form
    37,102.50/51,201.45 = 20,336.58/x
  3. Step 3: Cross multiply
    37,102.50x = 51,201.45 × 20,336.58
  4. Step 4: Simplify right side
    37,102.50x = 1,041,262,384.04
  5. Step 5: Solve for x
    x = 1,041,262,384.04/37,102.50
  6. Step 6: Final answer
    x = 28,064.48

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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.