Home / 190,909.89-263,455.62-106,034.85

Finding the Fourth Proportional to 190,909.89, 263,455.62 and 106,034.85

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Solution

The fourth proportional to 190,909.89, 263,455.62 and 106,034.85 is: 146,328.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,909.89 : 263,455.62 = 106,034.85 : x
  2. Step 2: Convert to fraction form
    190,909.89/263,455.62 = 106,034.85/x
  3. Step 3: Cross multiply
    190,909.89x = 263,455.62 × 106,034.85
  4. Step 4: Simplify right side
    190,909.89x = 27,935,477,148.36
  5. Step 5: Solve for x
    x = 27,935,477,148.36/190,909.89
  6. Step 6: Final answer
    x = 146,328.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.