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Finding the Fourth Proportional to 69,433.32, 95,746.32 and 59,394.99

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Solution

The fourth proportional to 69,433.32, 95,746.32 and 59,394.99 is: 81,903.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,433.32 : 95,746.32 = 59,394.99 : x
  2. Step 2: Convert to fraction form
    69,433.32/95,746.32 = 59,394.99/x
  3. Step 3: Cross multiply
    69,433.32x = 95,746.32 × 59,394.99
  4. Step 4: Simplify right side
    69,433.32x = 5,686,851,718.94
  5. Step 5: Solve for x
    x = 5,686,851,718.94/69,433.32
  6. Step 6: Final answer
    x = 81,903.79

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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.