Home / 277,899.90-416,528.13-127,825.23

Finding the Fourth Proportional to 277,899.90, 416,528.13 and 127,825.23

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Solution

The fourth proportional to 277,899.90, 416,528.13 and 127,825.23 is: 191,589.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,899.90 : 416,528.13 = 127,825.23 : x
  2. Step 2: Convert to fraction form
    277,899.90/416,528.13 = 127,825.23/x
  3. Step 3: Cross multiply
    277,899.90x = 416,528.13 × 127,825.23
  4. Step 4: Simplify right side
    277,899.90x = 53,242,803,539.38
  5. Step 5: Solve for x
    x = 53,242,803,539.38/277,899.90
  6. Step 6: Final answer
    x = 191,589.86

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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.