Home / 50,652.64-69,915.45-29,440.36

Finding the Fourth Proportional to 50,652.64, 69,915.45 and 29,440.36

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Solution

The fourth proportional to 50,652.64, 69,915.45 and 29,440.36 is: 40,636.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,652.64 : 69,915.45 = 29,440.36 : x
  2. Step 2: Convert to fraction form
    50,652.64/69,915.45 = 29,440.36/x
  3. Step 3: Cross multiply
    50,652.64x = 69,915.45 × 29,440.36
  4. Step 4: Simplify right side
    50,652.64x = 2,058,336,017.56
  5. Step 5: Solve for x
    x = 2,058,336,017.56/50,652.64
  6. Step 6: Final answer
    x = 40,636.30

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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.