Home / 193,032.80-289,414.20-114,106.40

Finding the Fourth Proportional to 193,032.80, 289,414.20 and 114,106.40

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Solution

The fourth proportional to 193,032.80, 289,414.20 and 114,106.40 is: 171,079.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,032.80 : 289,414.20 = 114,106.40 : x
  2. Step 2: Convert to fraction form
    193,032.80/289,414.20 = 114,106.40/x
  3. Step 3: Cross multiply
    193,032.80x = 289,414.20 × 114,106.40
  4. Step 4: Simplify right side
    193,032.80x = 33,024,012,470.88
  5. Step 5: Solve for x
    x = 33,024,012,470.88/193,032.80
  6. Step 6: Final answer
    x = 171,079.80

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1.5x scale

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.