Home / 190,539.14-262,823.24-122,438.93

Finding the Fourth Proportional to 190,539.14, 262,823.24 and 122,438.93

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Solution

The fourth proportional to 190,539.14, 262,823.24 and 122,438.93 is: 168,888.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,539.14 : 262,823.24 = 122,438.93 : x
  2. Step 2: Convert to fraction form
    190,539.14/262,823.24 = 122,438.93/x
  3. Step 3: Cross multiply
    190,539.14x = 262,823.24 × 122,438.93
  4. Step 4: Simplify right side
    190,539.14x = 32,179,796,284.73
  5. Step 5: Solve for x
    x = 32,179,796,284.73/190,539.14
  6. Step 6: Final answer
    x = 168,888.12

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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.