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Finding the Fourth Proportional to 58,025.44, 87,077.04 and 21,089.44

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Solution

The fourth proportional to 58,025.44, 87,077.04 and 21,089.44 is: 31,648.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,025.44 : 87,077.04 = 21,089.44 : x
  2. Step 2: Convert to fraction form
    58,025.44/87,077.04 = 21,089.44/x
  3. Step 3: Cross multiply
    58,025.44x = 87,077.04 × 21,089.44
  4. Step 4: Simplify right side
    58,025.44x = 1,836,405,792.77
  5. Step 5: Solve for x
    x = 1,836,405,792.77/58,025.44
  6. Step 6: Final answer
    x = 31,648.29

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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.