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Finding the Fourth Proportional to 29,674.40, 40,969.80 and 26,482.24

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Solution

The fourth proportional to 29,674.40, 40,969.80 and 26,482.24 is: 36,562.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,674.40 : 40,969.80 = 26,482.24 : x
  2. Step 2: Convert to fraction form
    29,674.40/40,969.80 = 26,482.24/x
  3. Step 3: Cross multiply
    29,674.40x = 40,969.80 × 26,482.24
  4. Step 4: Simplify right side
    29,674.40x = 1,084,971,739.09
  5. Step 5: Solve for x
    x = 1,084,971,739.09/29,674.40
  6. Step 6: Final answer
    x = 36,562.55

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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.