Home / 158,525.38-218,573.73-136,976.18

Finding the Fourth Proportional to 158,525.38, 218,573.73 and 136,976.18

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Solution

The fourth proportional to 158,525.38, 218,573.73 and 136,976.18 is: 188,861.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,525.38 : 218,573.73 = 136,976.18 : x
  2. Step 2: Convert to fraction form
    158,525.38/218,573.73 = 136,976.18/x
  3. Step 3: Cross multiply
    158,525.38x = 218,573.73 × 136,976.18
  4. Step 4: Simplify right side
    158,525.38x = 29,939,394,583.75
  5. Step 5: Solve for x
    x = 29,939,394,583.75/158,525.38
  6. Step 6: Final answer
    x = 188,861.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.