Home / 193,232.70-289,849.05-190,122.30

Finding the Fourth Proportional to 193,232.70, 289,849.05 and 190,122.30

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Solution

The fourth proportional to 193,232.70, 289,849.05 and 190,122.30 is: 285,183.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,232.70 : 289,849.05 = 190,122.30 : x
  2. Step 2: Convert to fraction form
    193,232.70/289,849.05 = 190,122.30/x
  3. Step 3: Cross multiply
    193,232.70x = 289,849.05 × 190,122.30
  4. Step 4: Simplify right side
    193,232.70x = 55,106,768,038.82
  5. Step 5: Solve for x
    x = 55,106,768,038.82/193,232.70
  6. Step 6: Final answer
    x = 285,183.45

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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.