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Finding the Fourth Proportional to 62,797.37, 94,160.59 and 20,666.09

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Solution

The fourth proportional to 62,797.37, 94,160.59 and 20,666.09 is: 30,987.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,797.37 : 94,160.59 = 20,666.09 : x
  2. Step 2: Convert to fraction form
    62,797.37/94,160.59 = 20,666.09/x
  3. Step 3: Cross multiply
    62,797.37x = 94,160.59 × 20,666.09
  4. Step 4: Simplify right side
    62,797.37x = 1,945,931,227.39
  5. Step 5: Solve for x
    x = 1,945,931,227.39/62,797.37
  6. Step 6: Final answer
    x = 30,987.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.