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Finding the Fourth Proportional to 58,004.44, 87,005.06 and 18,560.98

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Solution

The fourth proportional to 58,004.44, 87,005.06 and 18,560.98 is: 27,840.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,004.44 : 87,005.06 = 18,560.98 : x
  2. Step 2: Convert to fraction form
    58,004.44/87,005.06 = 18,560.98/x
  3. Step 3: Cross multiply
    58,004.44x = 87,005.06 × 18,560.98
  4. Step 4: Simplify right side
    58,004.44x = 1,614,899,178.56
  5. Step 5: Solve for x
    x = 1,614,899,178.56/58,004.44
  6. Step 6: Final answer
    x = 27,840.96

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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.