Home / 199,261.62-298,814.74-66,106.13

Finding the Fourth Proportional to 199,261.62, 298,814.74 and 66,106.13

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Solution

The fourth proportional to 199,261.62, 298,814.74 and 66,106.13 is: 99,133.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,261.62 : 298,814.74 = 66,106.13 : x
  2. Step 2: Convert to fraction form
    199,261.62/298,814.74 = 66,106.13/x
  3. Step 3: Cross multiply
    199,261.62x = 298,814.74 × 66,106.13
  4. Step 4: Simplify right side
    199,261.62x = 19,753,484,389.02
  5. Step 5: Solve for x
    x = 19,753,484,389.02/199,261.62
  6. Step 6: Final answer
    x = 99,133.41

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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.