Home / 227,100.33-313,374.93-139,871.52

Finding the Fourth Proportional to 227,100.33, 313,374.93 and 139,871.52

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Solution

The fourth proportional to 227,100.33, 313,374.93 and 139,871.52 is: 193,008.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,100.33 : 313,374.93 = 139,871.52 : x
  2. Step 2: Convert to fraction form
    227,100.33/313,374.93 = 139,871.52/x
  3. Step 3: Cross multiply
    227,100.33x = 313,374.93 × 139,871.52
  4. Step 4: Simplify right side
    227,100.33x = 43,832,227,788.99
  5. Step 5: Solve for x
    x = 43,832,227,788.99/227,100.33
  6. Step 6: Final answer
    x = 193,008.21

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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.