Home / 58,299.23-87,456.99-28,717.31

Finding the Fourth Proportional to 58,299.23, 87,456.99 and 28,717.31

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Solution

The fourth proportional to 58,299.23, 87,456.99 and 28,717.31 is: 43,079.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,299.23 : 87,456.99 = 28,717.31 : x
  2. Step 2: Convert to fraction form
    58,299.23/87,456.99 = 28,717.31/x
  3. Step 3: Cross multiply
    58,299.23x = 87,456.99 × 28,717.31
  4. Step 4: Simplify right side
    58,299.23x = 2,511,529,493.50
  5. Step 5: Solve for x
    x = 2,511,529,493.50/58,299.23
  6. Step 6: Final answer
    x = 43,079.98

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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.