Home / 164,688.93-247,029.27-75,942.36

Finding the Fourth Proportional to 164,688.93, 247,029.27 and 75,942.36

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Solution

The fourth proportional to 164,688.93, 247,029.27 and 75,942.36 is: 113,911.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,688.93 : 247,029.27 = 75,942.36 : x
  2. Step 2: Convert to fraction form
    164,688.93/247,029.27 = 75,942.36/x
  3. Step 3: Cross multiply
    164,688.93x = 247,029.27 × 75,942.36
  4. Step 4: Simplify right side
    164,688.93x = 18,759,985,752.88
  5. Step 5: Solve for x
    x = 18,759,985,752.88/164,688.93
  6. Step 6: Final answer
    x = 113,911.64

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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.