Home / 58,429.46-87,725.79-29,986.31

Finding the Fourth Proportional to 58,429.46, 87,725.79 and 29,986.31

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Solution

The fourth proportional to 58,429.46, 87,725.79 and 29,986.31 is: 45,021.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,429.46 : 87,725.79 = 29,986.31 : x
  2. Step 2: Convert to fraction form
    58,429.46/87,725.79 = 29,986.31/x
  3. Step 3: Cross multiply
    58,429.46x = 87,725.79 × 29,986.31
  4. Step 4: Simplify right side
    58,429.46x = 2,630,572,295.31
  5. Step 5: Solve for x
    x = 2,630,572,295.31/58,429.46
  6. Step 6: Final answer
    x = 45,021.34

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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.