Home / 277,022.34-415,573.47-87,418.26

Finding the Fourth Proportional to 277,022.34, 415,573.47 and 87,418.26

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Solution

The fourth proportional to 277,022.34, 415,573.47 and 87,418.26 is: 131,140.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,022.34 : 415,573.47 = 87,418.26 : x
  2. Step 2: Convert to fraction form
    277,022.34/415,573.47 = 87,418.26/x
  3. Step 3: Cross multiply
    277,022.34x = 415,573.47 × 87,418.26
  4. Step 4: Simplify right side
    277,022.34x = 36,328,709,649.56
  5. Step 5: Solve for x
    x = 36,328,709,649.56/277,022.34
  6. Step 6: Final answer
    x = 131,140.00

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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.