Home / 68,674.32-94,762.55-40,000.26

Finding the Fourth Proportional to 68,674.32, 94,762.55 and 40,000.26

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Solution

The fourth proportional to 68,674.32, 94,762.55 and 40,000.26 is: 55,195.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,674.32 : 94,762.55 = 40,000.26 : x
  2. Step 2: Convert to fraction form
    68,674.32/94,762.55 = 40,000.26/x
  3. Step 3: Cross multiply
    68,674.32x = 94,762.55 × 40,000.26
  4. Step 4: Simplify right side
    68,674.32x = 3,790,526,638.26
  5. Step 5: Solve for x
    x = 3,790,526,638.26/68,674.32
  6. Step 6: Final answer
    x = 55,195.69

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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.