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Finding the Fourth Proportional to 24,742.40, 37,040.70 and 16,431.80

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Solution

The fourth proportional to 24,742.40, 37,040.70 and 16,431.80 is: 24,599.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,742.40 : 37,040.70 = 16,431.80 : x
  2. Step 2: Convert to fraction form
    24,742.40/37,040.70 = 16,431.80/x
  3. Step 3: Cross multiply
    24,742.40x = 37,040.70 × 16,431.80
  4. Step 4: Simplify right side
    24,742.40x = 608,645,374.26
  5. Step 5: Solve for x
    x = 608,645,374.26/24,742.40
  6. Step 6: Final answer
    x = 24,599.29

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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.