Home / 45,718.72-68,583.60-16,130.48

Finding the Fourth Proportional to 45,718.72, 68,583.60 and 16,130.48

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Solution

The fourth proportional to 45,718.72, 68,583.60 and 16,130.48 is: 24,197.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,718.72 : 68,583.60 = 16,130.48 : x
  2. Step 2: Convert to fraction form
    45,718.72/68,583.60 = 16,130.48/x
  3. Step 3: Cross multiply
    45,718.72x = 68,583.60 × 16,130.48
  4. Step 4: Simplify right side
    45,718.72x = 1,106,286,388.13
  5. Step 5: Solve for x
    x = 1,106,286,388.13/45,718.72
  6. Step 6: Final answer
    x = 24,197.67

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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.