Home / 68,511.65-94,564.73-40,226.45

Finding the Fourth Proportional to 68,511.65, 94,564.73 and 40,226.45

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Solution

The fourth proportional to 68,511.65, 94,564.73 and 40,226.45 is: 55,523.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,511.65 : 94,564.73 = 40,226.45 : x
  2. Step 2: Convert to fraction form
    68,511.65/94,564.73 = 40,226.45/x
  3. Step 3: Cross multiply
    68,511.65x = 94,564.73 × 40,226.45
  4. Step 4: Simplify right side
    68,511.65x = 3,804,003,010.85
  5. Step 5: Solve for x
    x = 3,804,003,010.85/68,511.65
  6. Step 6: Final answer
    x = 55,523.45

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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.