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Finding the Fourth Proportional to 39,508.40, 59,233.80 and 16,122.80

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Solution

The fourth proportional to 39,508.40, 59,233.80 and 16,122.80 is: 24,172.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,508.40 : 59,233.80 = 16,122.80 : x
  2. Step 2: Convert to fraction form
    39,508.40/59,233.80 = 16,122.80/x
  3. Step 3: Cross multiply
    39,508.40x = 59,233.80 × 16,122.80
  4. Step 4: Simplify right side
    39,508.40x = 955,014,710.64
  5. Step 5: Solve for x
    x = 955,014,710.64/39,508.40
  6. Step 6: Final answer
    x = 24,172.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.