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Finding the Fourth Proportional to 58,600.32, 87,900.64 and 14,226.88

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Solution

The fourth proportional to 58,600.32, 87,900.64 and 14,226.88 is: 21,340.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,600.32 : 87,900.64 = 14,226.88 : x
  2. Step 2: Convert to fraction form
    58,600.32/87,900.64 = 14,226.88/x
  3. Step 3: Cross multiply
    58,600.32x = 87,900.64 × 14,226.88
  4. Step 4: Simplify right side
    58,600.32x = 1,250,551,857.20
  5. Step 5: Solve for x
    x = 1,250,551,857.20/58,600.32
  6. Step 6: Final answer
    x = 21,340.36

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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.