Home / 164,835.42-247,297.52-84,829.80

Finding the Fourth Proportional to 164,835.42, 247,297.52 and 84,829.80

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Solution

The fourth proportional to 164,835.42, 247,297.52 and 84,829.80 is: 127,267.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,835.42 : 247,297.52 = 84,829.80 : x
  2. Step 2: Convert to fraction form
    164,835.42/247,297.52 = 84,829.80/x
  3. Step 3: Cross multiply
    164,835.42x = 247,297.52 × 84,829.80
  4. Step 4: Simplify right side
    164,835.42x = 20,978,199,162.10
  5. Step 5: Solve for x
    x = 20,978,199,162.10/164,835.42
  6. Step 6: Final answer
    x = 127,267.54

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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.