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Finding the Fourth Proportional to 29,494.96, 40,703.10 and 17,558.71

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Solution

The fourth proportional to 29,494.96, 40,703.10 and 17,558.71 is: 24,231.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,494.96 : 40,703.10 = 17,558.71 : x
  2. Step 2: Convert to fraction form
    29,494.96/40,703.10 = 17,558.71/x
  3. Step 3: Cross multiply
    29,494.96x = 40,703.10 × 17,558.71
  4. Step 4: Simplify right side
    29,494.96x = 714,693,929.00
  5. Step 5: Solve for x
    x = 714,693,929.00/29,494.96
  6. Step 6: Final answer
    x = 24,231.05

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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.