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Finding the Fourth Proportional to 69,832.32, 96,370.74 and 37,999.32

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Solution

The fourth proportional to 69,832.32, 96,370.74 and 37,999.32 is: 52,440.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,832.32 : 96,370.74 = 37,999.32 : x
  2. Step 2: Convert to fraction form
    69,832.32/96,370.74 = 37,999.32/x
  3. Step 3: Cross multiply
    69,832.32x = 96,370.74 × 37,999.32
  4. Step 4: Simplify right side
    69,832.32x = 3,662,022,587.90
  5. Step 5: Solve for x
    x = 3,662,022,587.90/69,832.32
  6. Step 6: Final answer
    x = 52,440.23

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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.