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Finding the Fourth Proportional to 58,502.46, 87,753.51 and 19,059.48

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Solution

The fourth proportional to 58,502.46, 87,753.51 and 19,059.48 is: 28,589.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,502.46 : 87,753.51 = 19,059.48 : x
  2. Step 2: Convert to fraction form
    58,502.46/87,753.51 = 19,059.48/x
  3. Step 3: Cross multiply
    58,502.46x = 87,753.51 × 19,059.48
  4. Step 4: Simplify right side
    58,502.46x = 1,672,536,268.77
  5. Step 5: Solve for x
    x = 1,672,536,268.77/58,502.46
  6. Step 6: Final answer
    x = 28,589.16

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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.