Home / 118,095.90-177,165.45-47,982.30

Finding the Fourth Proportional to 118,095.90, 177,165.45 and 47,982.30

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Solution

The fourth proportional to 118,095.90, 177,165.45 and 47,982.30 is: 71,982.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,095.90 : 177,165.45 = 47,982.30 : x
  2. Step 2: Convert to fraction form
    118,095.90/177,165.45 = 47,982.30/x
  3. Step 3: Cross multiply
    118,095.90x = 177,165.45 × 47,982.30
  4. Step 4: Simplify right side
    118,095.90x = 8,500,805,771.54
  5. Step 5: Solve for x
    x = 8,500,805,771.54/118,095.90
  6. Step 6: Final answer
    x = 71,982.23

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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.