Home / 66,541.53-99,729.23-33,271.11

Finding the Fourth Proportional to 66,541.53, 99,729.23 and 33,271.11

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Solution

The fourth proportional to 66,541.53, 99,729.23 and 33,271.11 is: 49,865.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,541.53 : 99,729.23 = 33,271.11 : x
  2. Step 2: Convert to fraction form
    66,541.53/99,729.23 = 33,271.11/x
  3. Step 3: Cross multiply
    66,541.53x = 99,729.23 × 33,271.11
  4. Step 4: Simplify right side
    66,541.53x = 3,318,102,181.55
  5. Step 5: Solve for x
    x = 3,318,102,181.55/66,541.53
  6. Step 6: Final answer
    x = 49,865.13

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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.