Home / 190,922.70-285,800.85-148,932.30

Finding the Fourth Proportional to 190,922.70, 285,800.85 and 148,932.30

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Solution

The fourth proportional to 190,922.70, 285,800.85 and 148,932.30 is: 222,943.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,922.70 : 285,800.85 = 148,932.30 : x
  2. Step 2: Convert to fraction form
    190,922.70/285,800.85 = 148,932.30/x
  3. Step 3: Cross multiply
    190,922.70x = 285,800.85 × 148,932.30
  4. Step 4: Simplify right side
    190,922.70x = 42,564,977,932.46
  5. Step 5: Solve for x
    x = 42,564,977,932.46/190,922.70
  6. Step 6: Final answer
    x = 222,943.52

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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.