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Finding the Fourth Proportional to 171,573.46, 257,394.59 and 59,257.80

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Solution

The fourth proportional to 171,573.46, 257,394.59 and 59,257.80 is: 88,898.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,573.46 : 257,394.59 = 59,257.80 : x
  2. Step 2: Convert to fraction form
    171,573.46/257,394.59 = 59,257.80/x
  3. Step 3: Cross multiply
    171,573.46x = 257,394.59 × 59,257.80
  4. Step 4: Simplify right side
    171,573.46x = 15,252,637,135.30
  5. Step 5: Solve for x
    x = 15,252,637,135.30/171,573.46
  6. Step 6: Final answer
    x = 88,898.58

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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.