Home / 198,261.80-296,941.27-155,299.02

Finding the Fourth Proportional to 198,261.80, 296,941.27 and 155,299.02

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Solution

The fourth proportional to 198,261.80, 296,941.27 and 155,299.02 is: 232,594.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,261.80 : 296,941.27 = 155,299.02 : x
  2. Step 2: Convert to fraction form
    198,261.80/296,941.27 = 155,299.02/x
  3. Step 3: Cross multiply
    198,261.80x = 296,941.27 × 155,299.02
  4. Step 4: Simplify right side
    198,261.80x = 46,114,688,228.56
  5. Step 5: Solve for x
    x = 46,114,688,228.56/198,261.80
  6. Step 6: Final answer
    x = 232,594.92

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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.