Home / 192,402.37-288,608.48-91,176.67

Finding the Fourth Proportional to 192,402.37, 288,608.48 and 91,176.67

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Solution

The fourth proportional to 192,402.37, 288,608.48 and 91,176.67 is: 136,767.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,402.37 : 288,608.48 = 91,176.67 : x
  2. Step 2: Convert to fraction form
    192,402.37/288,608.48 = 91,176.67/x
  3. Step 3: Cross multiply
    192,402.37x = 288,608.48 × 91,176.67
  4. Step 4: Simplify right side
    192,402.37x = 26,314,358,241.24
  5. Step 5: Solve for x
    x = 26,314,358,241.24/192,402.37
  6. Step 6: Final answer
    x = 136,767.33

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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.