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Finding the Fourth Proportional to 39,442.40, 59,134.80 and 16,056.80

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Solution

The fourth proportional to 39,442.40, 59,134.80 and 16,056.80 is: 24,073.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,442.40 : 59,134.80 = 16,056.80 : x
  2. Step 2: Convert to fraction form
    39,442.40/59,134.80 = 16,056.80/x
  3. Step 3: Cross multiply
    39,442.40x = 59,134.80 × 16,056.80
  4. Step 4: Simplify right side
    39,442.40x = 949,515,656.64
  5. Step 5: Solve for x
    x = 949,515,656.64/39,442.40
  6. Step 6: Final answer
    x = 24,073.48

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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.