Home / 192,022.04-288,087.34-65,689.64

Finding the Fourth Proportional to 192,022.04, 288,087.34 and 65,689.64

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Solution

The fourth proportional to 192,022.04, 288,087.34 and 65,689.64 is: 98,553.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,022.04 : 288,087.34 = 65,689.64 : x
  2. Step 2: Convert to fraction form
    192,022.04/288,087.34 = 65,689.64/x
  3. Step 3: Cross multiply
    192,022.04x = 288,087.34 × 65,689.64
  4. Step 4: Simplify right side
    192,022.04x = 18,924,353,653.16
  5. Step 5: Solve for x
    x = 18,924,353,653.16/192,022.04
  6. Step 6: Final answer
    x = 98,553.03

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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.