Home / 230,188.41-317,675.97-139,548.21

Finding the Fourth Proportional to 230,188.41, 317,675.97 and 139,548.21

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Solution

The fourth proportional to 230,188.41, 317,675.97 and 139,548.21 is: 192,586.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,188.41 : 317,675.97 = 139,548.21 : x
  2. Step 2: Convert to fraction form
    230,188.41/317,675.97 = 139,548.21/x
  3. Step 3: Cross multiply
    230,188.41x = 317,675.97 × 139,548.21
  4. Step 4: Simplify right side
    230,188.41x = 44,331,112,973.51
  5. Step 5: Solve for x
    x = 44,331,112,973.51/230,188.41
  6. Step 6: Final answer
    x = 192,586.21

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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.