Home / 192,186.20-288,279.30-183,438.20

Finding the Fourth Proportional to 192,186.20, 288,279.30 and 183,438.20

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Solution

The fourth proportional to 192,186.20, 288,279.30 and 183,438.20 is: 275,157.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,186.20 : 288,279.30 = 183,438.20 : x
  2. Step 2: Convert to fraction form
    192,186.20/288,279.30 = 183,438.20/x
  3. Step 3: Cross multiply
    192,186.20x = 288,279.30 × 183,438.20
  4. Step 4: Simplify right side
    192,186.20x = 52,881,435,889.26
  5. Step 5: Solve for x
    x = 52,881,435,889.26/192,186.20
  6. Step 6: Final answer
    x = 275,157.30

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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.