Home / 190,941.40-285,731.70-166,252.60

Finding the Fourth Proportional to 190,941.40, 285,731.70 and 166,252.60

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Solution

The fourth proportional to 190,941.40, 285,731.70 and 166,252.60 is: 248,786.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,941.40 : 285,731.70 = 166,252.60 : x
  2. Step 2: Convert to fraction form
    190,941.40/285,731.70 = 166,252.60/x
  3. Step 3: Cross multiply
    190,941.40x = 285,731.70 × 166,252.60
  4. Step 4: Simplify right side
    190,941.40x = 47,503,638,027.42
  5. Step 5: Solve for x
    x = 47,503,638,027.42/190,941.40
  6. Step 6: Final answer
    x = 248,786.48

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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.