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Finding the Fourth Proportional to 24,459.40, 33,770.82 and 18,087.40

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Solution

The fourth proportional to 24,459.40, 33,770.82 and 18,087.40 is: 24,973.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,459.40 : 33,770.82 = 18,087.40 : x
  2. Step 2: Convert to fraction form
    24,459.40/33,770.82 = 18,087.40/x
  3. Step 3: Cross multiply
    24,459.40x = 33,770.82 × 18,087.40
  4. Step 4: Simplify right side
    24,459.40x = 610,826,329.67
  5. Step 5: Solve for x
    x = 610,826,329.67/24,459.40
  6. Step 6: Final answer
    x = 24,973.07

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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.