Home / 68,453.63-94,459.23-38,238.31

Finding the Fourth Proportional to 68,453.63, 94,459.23 and 38,238.31

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Solution

The fourth proportional to 68,453.63, 94,459.23 and 38,238.31 is: 52,765.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,453.63 : 94,459.23 = 38,238.31 : x
  2. Step 2: Convert to fraction form
    68,453.63/94,459.23 = 38,238.31/x
  3. Step 3: Cross multiply
    68,453.63x = 94,459.23 × 38,238.31
  4. Step 4: Simplify right side
    68,453.63x = 3,611,961,076.61
  5. Step 5: Solve for x
    x = 3,611,961,076.61/68,453.63
  6. Step 6: Final answer
    x = 52,765.08

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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.