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Finding the Fourth Proportional to 32,866.83, 45,357.98 and 18,724.23

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Solution

The fourth proportional to 32,866.83, 45,357.98 and 18,724.23 is: 25,840.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,866.83 : 45,357.98 = 18,724.23 : x
  2. Step 2: Convert to fraction form
    32,866.83/45,357.98 = 18,724.23/x
  3. Step 3: Cross multiply
    32,866.83x = 45,357.98 × 18,724.23
  4. Step 4: Simplify right side
    32,866.83x = 849,293,156.23
  5. Step 5: Solve for x
    x = 849,293,156.23/32,866.83
  6. Step 6: Final answer
    x = 25,840.43

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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.