Home / 68,299.85-94,263.04-40,016.81

Finding the Fourth Proportional to 68,299.85, 94,263.04 and 40,016.81

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Solution

The fourth proportional to 68,299.85, 94,263.04 and 40,016.81 is: 55,228.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,299.85 : 94,263.04 = 40,016.81 : x
  2. Step 2: Convert to fraction form
    68,299.85/94,263.04 = 40,016.81/x
  3. Step 3: Cross multiply
    68,299.85x = 94,263.04 × 40,016.81
  4. Step 4: Simplify right side
    68,299.85x = 3,772,106,447.38
  5. Step 5: Solve for x
    x = 3,772,106,447.38/68,299.85
  6. Step 6: Final answer
    x = 55,228.62

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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.