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Finding the Fourth Proportional to 41,205.40, 61,461.70 and 37,421.43

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Solution

The fourth proportional to 41,205.40, 61,461.70 and 37,421.43 is: 55,817.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,205.40 : 61,461.70 = 37,421.43 : x
  2. Step 2: Convert to fraction form
    41,205.40/61,461.70 = 37,421.43/x
  3. Step 3: Cross multiply
    41,205.40x = 61,461.70 × 37,421.43
  4. Step 4: Simplify right side
    41,205.40x = 2,299,984,704.23
  5. Step 5: Solve for x
    x = 2,299,984,704.23/41,205.40
  6. Step 6: Final answer
    x = 55,817.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.