Home / 233,921.21-322,811.62-126,491.25

Finding the Fourth Proportional to 233,921.21, 322,811.62 and 126,491.25

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Solution

The fourth proportional to 233,921.21, 322,811.62 and 126,491.25 is: 174,558.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,921.21 : 322,811.62 = 126,491.25 : x
  2. Step 2: Convert to fraction form
    233,921.21/322,811.62 = 126,491.25/x
  3. Step 3: Cross multiply
    233,921.21x = 322,811.62 × 126,491.25
  4. Step 4: Simplify right side
    233,921.21x = 40,832,845,328.33
  5. Step 5: Solve for x
    x = 40,832,845,328.33/233,921.21
  6. Step 6: Final answer
    x = 174,558.11

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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.