Home / 219,626.82-302,858.73-187,900.74

Finding the Fourth Proportional to 219,626.82, 302,858.73 and 187,900.74

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Solution

The fourth proportional to 219,626.82, 302,858.73 and 187,900.74 is: 259,109.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,626.82 : 302,858.73 = 187,900.74 : x
  2. Step 2: Convert to fraction form
    219,626.82/302,858.73 = 187,900.74/x
  3. Step 3: Cross multiply
    219,626.82x = 302,858.73 × 187,900.74
  4. Step 4: Simplify right side
    219,626.82x = 56,907,379,482.46
  5. Step 5: Solve for x
    x = 56,907,379,482.46/219,626.82
  6. Step 6: Final answer
    x = 259,109.43

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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.