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Finding the Fourth Proportional to 58,009.88, 87,053.70 and 37,247.96

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Solution

The fourth proportional to 58,009.88, 87,053.70 and 37,247.96 is: 55,896.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,009.88 : 87,053.70 = 37,247.96 : x
  2. Step 2: Convert to fraction form
    58,009.88/87,053.70 = 37,247.96/x
  3. Step 3: Cross multiply
    58,009.88x = 87,053.70 × 37,247.96
  4. Step 4: Simplify right side
    58,009.88x = 3,242,572,735.45
  5. Step 5: Solve for x
    x = 3,242,572,735.45/58,009.88
  6. Step 6: Final answer
    x = 55,896.90

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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.