Home / 68,225.46-94,158.08-38,015.70

Finding the Fourth Proportional to 68,225.46, 94,158.08 and 38,015.70

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Solution

The fourth proportional to 68,225.46, 94,158.08 and 38,015.70 is: 52,465.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,225.46 : 94,158.08 = 38,015.70 : x
  2. Step 2: Convert to fraction form
    68,225.46/94,158.08 = 38,015.70/x
  3. Step 3: Cross multiply
    68,225.46x = 94,158.08 × 38,015.70
  4. Step 4: Simplify right side
    68,225.46x = 3,579,485,321.86
  5. Step 5: Solve for x
    x = 3,579,485,321.86/68,225.46
  6. Step 6: Final answer
    x = 52,465.54

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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.