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Finding the Fourth Proportional to 92,969.44, 139,454.16 and 37,604.32

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Solution

The fourth proportional to 92,969.44, 139,454.16 and 37,604.32 is: 56,406.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,969.44 : 139,454.16 = 37,604.32 : x
  2. Step 2: Convert to fraction form
    92,969.44/139,454.16 = 37,604.32/x
  3. Step 3: Cross multiply
    92,969.44x = 139,454.16 × 37,604.32
  4. Step 4: Simplify right side
    92,969.44x = 5,244,078,857.97
  5. Step 5: Solve for x
    x = 5,244,078,857.97/92,969.44
  6. Step 6: Final answer
    x = 56,406.48

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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.