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Finding the Fourth Proportional to 74,674.83, 112,008.60 and 27,924.06

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Solution

The fourth proportional to 74,674.83, 112,008.60 and 27,924.06 is: 41,884.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,674.83 : 112,008.60 = 27,924.06 : x
  2. Step 2: Convert to fraction form
    74,674.83/112,008.60 = 27,924.06/x
  3. Step 3: Cross multiply
    74,674.83x = 112,008.60 × 27,924.06
  4. Step 4: Simplify right side
    74,674.83x = 3,127,734,866.92
  5. Step 5: Solve for x
    x = 3,127,734,866.92/74,674.83
  6. Step 6: Final answer
    x = 41,884.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.