Home / 147,844.21-204,025.08-79,861.18

Finding the Fourth Proportional to 147,844.21, 204,025.08 and 79,861.18

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Solution

The fourth proportional to 147,844.21, 204,025.08 and 79,861.18 is: 110,208.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,844.21 : 204,025.08 = 79,861.18 : x
  2. Step 2: Convert to fraction form
    147,844.21/204,025.08 = 79,861.18/x
  3. Step 3: Cross multiply
    147,844.21x = 204,025.08 × 79,861.18
  4. Step 4: Simplify right side
    147,844.21x = 16,293,683,810.36
  5. Step 5: Solve for x
    x = 16,293,683,810.36/147,844.21
  6. Step 6: Final answer
    x = 110,208.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.