Home / 118,841.14-164,002.62-71,096.50

Finding the Fourth Proportional to 118,841.14, 164,002.62 and 71,096.50

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Solution

The fourth proportional to 118,841.14, 164,002.62 and 71,096.50 is: 98,114.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,841.14 : 164,002.62 = 71,096.50 : x
  2. Step 2: Convert to fraction form
    118,841.14/164,002.62 = 71,096.50/x
  3. Step 3: Cross multiply
    118,841.14x = 164,002.62 × 71,096.50
  4. Step 4: Simplify right side
    118,841.14x = 11,660,012,272.83
  5. Step 5: Solve for x
    x = 11,660,012,272.83/118,841.14
  6. Step 6: Final answer
    x = 98,114.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.