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Finding the Fourth Proportional to 52,374.62, 71,805.70 and 51,426.92

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Solution

The fourth proportional to 52,374.62, 71,805.70 and 51,426.92 is: 70,506.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,374.62 : 71,805.70 = 51,426.92 : x
  2. Step 2: Convert to fraction form
    52,374.62/71,805.70 = 51,426.92/x
  3. Step 3: Cross multiply
    52,374.62x = 71,805.70 × 51,426.92
  4. Step 4: Simplify right side
    52,374.62x = 3,692,745,989.44
  5. Step 5: Solve for x
    x = 3,692,745,989.44/52,374.62
  6. Step 6: Final answer
    x = 70,506.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.