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Finding the Fourth Proportional to 73,513.92, 110,270.94 and 20,923.41

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Solution

The fourth proportional to 73,513.92, 110,270.94 and 20,923.41 is: 31,385.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,513.92 : 110,270.94 = 20,923.41 : x
  2. Step 2: Convert to fraction form
    73,513.92/110,270.94 = 20,923.41/x
  3. Step 3: Cross multiply
    73,513.92x = 110,270.94 × 20,923.41
  4. Step 4: Simplify right side
    73,513.92x = 2,307,244,088.71
  5. Step 5: Solve for x
    x = 2,307,244,088.71/73,513.92
  6. Step 6: Final answer
    x = 31,385.13

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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.