Home / 192,014.07-288,021.25-65,655.27

Finding the Fourth Proportional to 192,014.07, 288,021.25 and 65,655.27

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Solution

The fourth proportional to 192,014.07, 288,021.25 and 65,655.27 is: 98,482.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,014.07 : 288,021.25 = 65,655.27 : x
  2. Step 2: Convert to fraction form
    192,014.07/288,021.25 = 65,655.27/x
  3. Step 3: Cross multiply
    192,014.07x = 288,021.25 × 65,655.27
  4. Step 4: Simplify right side
    192,014.07x = 18,910,113,016.56
  5. Step 5: Solve for x
    x = 18,910,113,016.56/192,014.07
  6. Step 6: Final answer
    x = 98,482.96

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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.