Home / 190,729.68-286,121.25-57,594.84

Finding the Fourth Proportional to 190,729.68, 286,121.25 and 57,594.84

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Solution

The fourth proportional to 190,729.68, 286,121.25 and 57,594.84 is: 86,400.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,729.68 : 286,121.25 = 57,594.84 : x
  2. Step 2: Convert to fraction form
    190,729.68/286,121.25 = 57,594.84/x
  3. Step 3: Cross multiply
    190,729.68x = 286,121.25 × 57,594.84
  4. Step 4: Simplify right side
    190,729.68x = 16,479,107,614.35
  5. Step 5: Solve for x
    x = 16,479,107,614.35/190,729.68
  6. Step 6: Final answer
    x = 86,400.33

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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.