Home / 45,376.79-68,020.74-25,396.04

Finding the Fourth Proportional to 45,376.79, 68,020.74 and 25,396.04

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Solution

The fourth proportional to 45,376.79, 68,020.74 and 25,396.04 is: 38,069.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,376.79 : 68,020.74 = 25,396.04 : x
  2. Step 2: Convert to fraction form
    45,376.79/68,020.74 = 25,396.04/x
  3. Step 3: Cross multiply
    45,376.79x = 68,020.74 × 25,396.04
  4. Step 4: Simplify right side
    45,376.79x = 1,727,457,093.77
  5. Step 5: Solve for x
    x = 1,727,457,093.77/45,376.79
  6. Step 6: Final answer
    x = 38,069.18

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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.