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Finding the Fourth Proportional to 29,374.67, 40,532.76 and 16,796.99

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Solution

The fourth proportional to 29,374.67, 40,532.76 and 16,796.99 is: 23,177.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,374.67 : 40,532.76 = 16,796.99 : x
  2. Step 2: Convert to fraction form
    29,374.67/40,532.76 = 16,796.99/x
  3. Step 3: Cross multiply
    29,374.67x = 40,532.76 × 16,796.99
  4. Step 4: Simplify right side
    29,374.67x = 680,828,465.72
  5. Step 5: Solve for x
    x = 680,828,465.72/29,374.67
  6. Step 6: Final answer
    x = 23,177.40

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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.