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Finding the Fourth Proportional to 33,421.40, 50,124.90 and 14,701.40

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Solution

The fourth proportional to 33,421.40, 50,124.90 and 14,701.40 is: 22,048.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,421.40 : 50,124.90 = 14,701.40 : x
  2. Step 2: Convert to fraction form
    33,421.40/50,124.90 = 14,701.40/x
  3. Step 3: Cross multiply
    33,421.40x = 50,124.90 × 14,701.40
  4. Step 4: Simplify right side
    33,421.40x = 736,906,204.86
  5. Step 5: Solve for x
    x = 736,906,204.86/33,421.40
  6. Step 6: Final answer
    x = 22,048.93

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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.