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Finding the Fourth Proportional to 85,068.88, 127,524.36 and 37,658.68

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Solution

The fourth proportional to 85,068.88, 127,524.36 and 37,658.68 is: 56,453.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,068.88 : 127,524.36 = 37,658.68 : x
  2. Step 2: Convert to fraction form
    85,068.88/127,524.36 = 37,658.68/x
  3. Step 3: Cross multiply
    85,068.88x = 127,524.36 × 37,658.68
  4. Step 4: Simplify right side
    85,068.88x = 4,802,399,065.44
  5. Step 5: Solve for x
    x = 4,802,399,065.44/85,068.88
  6. Step 6: Final answer
    x = 56,453.07

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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.