Home / 132,739.02-199,108.53-39,237.54

Finding the Fourth Proportional to 132,739.02, 199,108.53 and 39,237.54

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Solution

The fourth proportional to 132,739.02, 199,108.53 and 39,237.54 is: 58,856.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,739.02 : 199,108.53 = 39,237.54 : x
  2. Step 2: Convert to fraction form
    132,739.02/199,108.53 = 39,237.54/x
  3. Step 3: Cross multiply
    132,739.02x = 199,108.53 × 39,237.54
  4. Step 4: Simplify right side
    132,739.02x = 7,812,528,910.22
  5. Step 5: Solve for x
    x = 7,812,528,910.22/132,739.02
  6. Step 6: Final answer
    x = 58,856.31

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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.