Home / 190,200.04-285,308.82-105,896.73

Finding the Fourth Proportional to 190,200.04, 285,308.82 and 105,896.73

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Solution

The fourth proportional to 190,200.04, 285,308.82 and 105,896.73 is: 158,849.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,200.04 : 285,308.82 = 105,896.73 : x
  2. Step 2: Convert to fraction form
    190,200.04/285,308.82 = 105,896.73/x
  3. Step 3: Cross multiply
    190,200.04x = 285,308.82 × 105,896.73
  4. Step 4: Simplify right side
    190,200.04x = 30,213,272,148.07
  5. Step 5: Solve for x
    x = 30,213,272,148.07/190,200.04
  6. Step 6: Final answer
    x = 158,849.98

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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.