Home / 199,577.40-299,366.10-181,206.60

Finding the Fourth Proportional to 199,577.40, 299,366.10 and 181,206.60

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Solution

The fourth proportional to 199,577.40, 299,366.10 and 181,206.60 is: 271,809.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,577.40 : 299,366.10 = 181,206.60 : x
  2. Step 2: Convert to fraction form
    199,577.40/299,366.10 = 181,206.60/x
  3. Step 3: Cross multiply
    199,577.40x = 299,366.10 × 181,206.60
  4. Step 4: Simplify right side
    199,577.40x = 54,247,113,136.26
  5. Step 5: Solve for x
    x = 54,247,113,136.26/199,577.40
  6. Step 6: Final answer
    x = 271,809.90

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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.