Home / 40,492.53-60,724.17-17,120.79

Finding the Fourth Proportional to 40,492.53, 60,724.17 and 17,120.79

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Solution

The fourth proportional to 40,492.53, 60,724.17 and 17,120.79 is: 25,675.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,492.53 : 60,724.17 = 17,120.79 : x
  2. Step 2: Convert to fraction form
    40,492.53/60,724.17 = 17,120.79/x
  3. Step 3: Cross multiply
    40,492.53x = 60,724.17 × 17,120.79
  4. Step 4: Simplify right side
    40,492.53x = 1,039,645,762.49
  5. Step 5: Solve for x
    x = 1,039,645,762.49/40,492.53
  6. Step 6: Final answer
    x = 25,675.00

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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.