Home / 193,121.40-289,682.10-176,532.60

Finding the Fourth Proportional to 193,121.40, 289,682.10 and 176,532.60

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Solution

The fourth proportional to 193,121.40, 289,682.10 and 176,532.60 is: 264,798.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,121.40 : 289,682.10 = 176,532.60 : x
  2. Step 2: Convert to fraction form
    193,121.40/289,682.10 = 176,532.60/x
  3. Step 3: Cross multiply
    193,121.40x = 289,682.10 × 176,532.60
  4. Step 4: Simplify right side
    193,121.40x = 51,138,334,286.46
  5. Step 5: Solve for x
    x = 51,138,334,286.46/193,121.40
  6. Step 6: Final answer
    x = 264,798.90

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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.