Home / 190,698.22-286,093.56-57,570.52

Finding the Fourth Proportional to 190,698.22, 286,093.56 and 57,570.52

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Solution

The fourth proportional to 190,698.22, 286,093.56 and 57,570.52 is: 86,369.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,698.22 : 286,093.56 = 57,570.52 : x
  2. Step 2: Convert to fraction form
    190,698.22/286,093.56 = 57,570.52/x
  3. Step 3: Cross multiply
    190,698.22x = 286,093.56 × 57,570.52
  4. Step 4: Simplify right side
    190,698.22x = 16,470,555,017.85
  5. Step 5: Solve for x
    x = 16,470,555,017.85/190,698.22
  6. Step 6: Final answer
    x = 86,369.74

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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.