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Finding the Fourth Proportional to 93,776.97, 140,661.13 and 27,215.76

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Solution

The fourth proportional to 93,776.97, 140,661.13 and 27,215.76 is: 40,822.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,776.97 : 140,661.13 = 27,215.76 : x
  2. Step 2: Convert to fraction form
    93,776.97/140,661.13 = 27,215.76/x
  3. Step 3: Cross multiply
    93,776.97x = 140,661.13 × 27,215.76
  4. Step 4: Simplify right side
    93,776.97x = 3,828,199,555.41
  5. Step 5: Solve for x
    x = 3,828,199,555.41/93,776.97
  6. Step 6: Final answer
    x = 40,822.38

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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.