Home / 37,099.50-51,200.55-20,335.74

Finding the Fourth Proportional to 37,099.50, 51,200.55 and 20,335.74

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Solution

The fourth proportional to 37,099.50, 51,200.55 and 20,335.74 is: 28,065.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,099.50 : 51,200.55 = 20,335.74 : x
  2. Step 2: Convert to fraction form
    37,099.50/51,200.55 = 20,335.74/x
  3. Step 3: Cross multiply
    37,099.50x = 51,200.55 × 20,335.74
  4. Step 4: Simplify right side
    37,099.50x = 1,041,201,072.66
  5. Step 5: Solve for x
    x = 1,041,201,072.66/37,099.50
  6. Step 6: Final answer
    x = 28,065.10

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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.