Home / 132,810.79-199,245.36-39,323.83

Finding the Fourth Proportional to 132,810.79, 199,245.36 and 39,323.83

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Solution

The fourth proportional to 132,810.79, 199,245.36 and 39,323.83 is: 58,994.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,810.79 : 199,245.36 = 39,323.83 : x
  2. Step 2: Convert to fraction form
    132,810.79/199,245.36 = 39,323.83/x
  3. Step 3: Cross multiply
    132,810.79x = 199,245.36 × 39,323.83
  4. Step 4: Simplify right side
    132,810.79x = 7,835,090,664.93
  5. Step 5: Solve for x
    x = 7,835,090,664.93/132,810.79
  6. Step 6: Final answer
    x = 58,994.38

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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.