Home / 192,013.40-288,365.70-185,792.60

Finding the Fourth Proportional to 192,013.40, 288,365.70 and 185,792.60

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Solution

The fourth proportional to 192,013.40, 288,365.70 and 185,792.60 is: 279,023.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,013.40 : 288,365.70 = 185,792.60 : x
  2. Step 2: Convert to fraction form
    192,013.40/288,365.70 = 185,792.60/x
  3. Step 3: Cross multiply
    192,013.40x = 288,365.70 × 185,792.60
  4. Step 4: Simplify right side
    192,013.40x = 53,576,213,153.82
  5. Step 5: Solve for x
    x = 53,576,213,153.82/192,013.40
  6. Step 6: Final answer
    x = 279,023.30

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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.