Home / 66,626.04-99,939.87-27,174.45

Finding the Fourth Proportional to 66,626.04, 99,939.87 and 27,174.45

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Solution

The fourth proportional to 66,626.04, 99,939.87 and 27,174.45 is: 40,762.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,626.04 : 99,939.87 = 27,174.45 : x
  2. Step 2: Convert to fraction form
    66,626.04/99,939.87 = 27,174.45/x
  3. Step 3: Cross multiply
    66,626.04x = 99,939.87 × 27,174.45
  4. Step 4: Simplify right side
    66,626.04x = 2,715,811,000.32
  5. Step 5: Solve for x
    x = 2,715,811,000.32/66,626.04
  6. Step 6: Final answer
    x = 40,762.01

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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.