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Finding the Fourth Proportional to 29,585.91, 40,826.91 and 16,154.49

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Solution

The fourth proportional to 29,585.91, 40,826.91 and 16,154.49 is: 22,292.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,585.91 : 40,826.91 = 16,154.49 : x
  2. Step 2: Convert to fraction form
    29,585.91/40,826.91 = 16,154.49/x
  3. Step 3: Cross multiply
    29,585.91x = 40,826.91 × 16,154.49
  4. Step 4: Simplify right side
    29,585.91x = 659,537,909.33
  5. Step 5: Solve for x
    x = 659,537,909.33/29,585.91
  6. Step 6: Final answer
    x = 22,292.30

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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.