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Finding the Fourth Proportional to 29,595.94, 40,843.61 and 17,020.69

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Solution

The fourth proportional to 29,595.94, 40,843.61 and 17,020.69 is: 23,489.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,595.94 : 40,843.61 = 17,020.69 : x
  2. Step 2: Convert to fraction form
    29,595.94/40,843.61 = 17,020.69/x
  3. Step 3: Cross multiply
    29,595.94x = 40,843.61 × 17,020.69
  4. Step 4: Simplify right side
    29,595.94x = 695,186,364.73
  5. Step 5: Solve for x
    x = 695,186,364.73/29,595.94
  6. Step 6: Final answer
    x = 23,489.25

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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.