Home / 37,300.75-51,475.05-20,533.75

Finding the Fourth Proportional to 37,300.75, 51,475.05 and 20,533.75

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Solution

The fourth proportional to 37,300.75, 51,475.05 and 20,533.75 is: 28,336.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,300.75 : 51,475.05 = 20,533.75 : x
  2. Step 2: Convert to fraction form
    37,300.75/51,475.05 = 20,533.75/x
  3. Step 3: Cross multiply
    37,300.75x = 51,475.05 × 20,533.75
  4. Step 4: Simplify right side
    37,300.75x = 1,056,975,807.94
  5. Step 5: Solve for x
    x = 1,056,975,807.94/37,300.75
  6. Step 6: Final answer
    x = 28,336.58

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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.