Home / 192,545.43-288,852.57-66,153.03

Finding the Fourth Proportional to 192,545.43, 288,852.57 and 66,153.03

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Solution

The fourth proportional to 192,545.43, 288,852.57 and 66,153.03 is: 99,241.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,545.43 : 288,852.57 = 66,153.03 : x
  2. Step 2: Convert to fraction form
    192,545.43/288,852.57 = 66,153.03/x
  3. Step 3: Cross multiply
    192,545.43x = 288,852.57 × 66,153.03
  4. Step 4: Simplify right side
    192,545.43x = 19,108,472,728.79
  5. Step 5: Solve for x
    x = 19,108,472,728.79/192,545.43
  6. Step 6: Final answer
    x = 99,241.37

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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.