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Finding the Fourth Proportional to 37,295.93, 51,469.64 and 20,300.79

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Solution

The fourth proportional to 37,295.93, 51,469.64 and 20,300.79 is: 28,015.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,295.93 : 51,469.64 = 20,300.79 : x
  2. Step 2: Convert to fraction form
    37,295.93/51,469.64 = 20,300.79/x
  3. Step 3: Cross multiply
    37,295.93x = 51,469.64 × 20,300.79
  4. Step 4: Simplify right side
    37,295.93x = 1,044,874,353.02
  5. Step 5: Solve for x
    x = 1,044,874,353.02/37,295.93
  6. Step 6: Final answer
    x = 28,015.77

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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.