Home / 188,596.45-260,261.67-102,555.47

Finding the Fourth Proportional to 188,596.45, 260,261.67 and 102,555.47

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Solution

The fourth proportional to 188,596.45, 260,261.67 and 102,555.47 is: 141,525.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,596.45 : 260,261.67 = 102,555.47 : x
  2. Step 2: Convert to fraction form
    188,596.45/260,261.67 = 102,555.47/x
  3. Step 3: Cross multiply
    188,596.45x = 260,261.67 × 102,555.47
  4. Step 4: Simplify right side
    188,596.45x = 26,691,256,588.53
  5. Step 5: Solve for x
    x = 26,691,256,588.53/188,596.45
  6. Step 6: Final answer
    x = 141,525.76

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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.