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Finding the Fourth Proportional to 58,217.60, 87,326.40 and 16,664.60

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Solution

The fourth proportional to 58,217.60, 87,326.40 and 16,664.60 is: 24,996.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,217.60 : 87,326.40 = 16,664.60 : x
  2. Step 2: Convert to fraction form
    58,217.60/87,326.40 = 16,664.60/x
  3. Step 3: Cross multiply
    58,217.60x = 87,326.40 × 16,664.60
  4. Step 4: Simplify right side
    58,217.60x = 1,455,259,525.44
  5. Step 5: Solve for x
    x = 1,455,259,525.44/58,217.60
  6. Step 6: Final answer
    x = 24,996.90

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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.