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Finding the Fourth Proportional to 29,571.84, 40,808.96 and 16,323.84

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Solution

The fourth proportional to 29,571.84, 40,808.96 and 16,323.84 is: 22,526.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,571.84 : 40,808.96 = 16,323.84 : x
  2. Step 2: Convert to fraction form
    29,571.84/40,808.96 = 16,323.84/x
  3. Step 3: Cross multiply
    29,571.84x = 40,808.96 × 16,323.84
  4. Step 4: Simplify right side
    29,571.84x = 666,158,933.61
  5. Step 5: Solve for x
    x = 666,158,933.61/29,571.84
  6. Step 6: Final answer
    x = 22,526.80

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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.