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Finding the Fourth Proportional to 62,805.14, 86,611.52 and 41,256.98

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Solution

The fourth proportional to 62,805.14, 86,611.52 and 41,256.98 is: 56,895.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,805.14 : 86,611.52 = 41,256.98 : x
  2. Step 2: Convert to fraction form
    62,805.14/86,611.52 = 41,256.98/x
  3. Step 3: Cross multiply
    62,805.14x = 86,611.52 × 41,256.98
  4. Step 4: Simplify right side
    62,805.14x = 3,573,329,748.41
  5. Step 5: Solve for x
    x = 3,573,329,748.41/62,805.14
  6. Step 6: Final answer
    x = 56,895.50

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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.