Home / 45,762.56-68,660.04-16,172.72

Finding the Fourth Proportional to 45,762.56, 68,660.04 and 16,172.72

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Solution

The fourth proportional to 45,762.56, 68,660.04 and 16,172.72 is: 24,264.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,762.56 : 68,660.04 = 16,172.72 : x
  2. Step 2: Convert to fraction form
    45,762.56/68,660.04 = 16,172.72/x
  3. Step 3: Cross multiply
    45,762.56x = 68,660.04 × 16,172.72
  4. Step 4: Simplify right side
    45,762.56x = 1,110,419,602.11
  5. Step 5: Solve for x
    x = 1,110,419,602.11/45,762.56
  6. Step 6: Final answer
    x = 24,264.81

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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.