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Finding the Fourth Proportional to 29,595.98, 40,843.44 and 17,657.80

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Solution

The fourth proportional to 29,595.98, 40,843.44 and 17,657.80 is: 24,368.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,595.98 : 40,843.44 = 17,657.80 : x
  2. Step 2: Convert to fraction form
    29,595.98/40,843.44 = 17,657.80/x
  3. Step 3: Cross multiply
    29,595.98x = 40,843.44 × 17,657.80
  4. Step 4: Simplify right side
    29,595.98x = 721,205,192.72
  5. Step 5: Solve for x
    x = 721,205,192.72/29,595.98
  6. Step 6: Final answer
    x = 24,368.35

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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.