Home / 118,020.24-177,104.16-47,899.55

Finding the Fourth Proportional to 118,020.24, 177,104.16 and 47,899.55

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Solution

The fourth proportional to 118,020.24, 177,104.16 and 47,899.55 is: 71,879.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,020.24 : 177,104.16 = 47,899.55 : x
  2. Step 2: Convert to fraction form
    118,020.24/177,104.16 = 47,899.55/x
  3. Step 3: Cross multiply
    118,020.24x = 177,104.16 × 47,899.55
  4. Step 4: Simplify right side
    118,020.24x = 8,483,208,681.61
  5. Step 5: Solve for x
    x = 8,483,208,681.61/118,020.24
  6. Step 6: Final answer
    x = 71,879.27

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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.