Home / 68,292.15-94,236.28-38,074.63

Finding the Fourth Proportional to 68,292.15, 94,236.28 and 38,074.63

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Solution

The fourth proportional to 68,292.15, 94,236.28 and 38,074.63 is: 52,539.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,292.15 : 94,236.28 = 38,074.63 : x
  2. Step 2: Convert to fraction form
    68,292.15/94,236.28 = 38,074.63/x
  3. Step 3: Cross multiply
    68,292.15x = 94,236.28 × 38,074.63
  4. Step 4: Simplify right side
    68,292.15x = 3,588,011,493.58
  5. Step 5: Solve for x
    x = 3,588,011,493.58/68,292.15
  6. Step 6: Final answer
    x = 52,539.15

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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.