Home / 68,460.03-94,475.57-40,166.19

Finding the Fourth Proportional to 68,460.03, 94,475.57 and 40,166.19

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Solution

The fourth proportional to 68,460.03, 94,475.57 and 40,166.19 is: 55,429.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,460.03 : 94,475.57 = 40,166.19 : x
  2. Step 2: Convert to fraction form
    68,460.03/94,475.57 = 40,166.19/x
  3. Step 3: Cross multiply
    68,460.03x = 94,475.57 × 40,166.19
  4. Step 4: Simplify right side
    68,460.03x = 3,794,723,494.15
  5. Step 5: Solve for x
    x = 3,794,723,494.15/68,460.03
  6. Step 6: Final answer
    x = 55,429.77

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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.