Home / 74,466.24-102,763.68-40,932.48

Finding the Fourth Proportional to 74,466.24, 102,763.68 and 40,932.48

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Solution

The fourth proportional to 74,466.24, 102,763.68 and 40,932.48 is: 56,486.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,466.24 : 102,763.68 = 40,932.48 : x
  2. Step 2: Convert to fraction form
    74,466.24/102,763.68 = 40,932.48/x
  3. Step 3: Cross multiply
    74,466.24x = 102,763.68 × 40,932.48
  4. Step 4: Simplify right side
    74,466.24x = 4,206,372,276.33
  5. Step 5: Solve for x
    x = 4,206,372,276.33/74,466.24
  6. Step 6: Final answer
    x = 56,486.97

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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.