Home / 254,835.77-381,743.29-153,577.43

Finding the Fourth Proportional to 254,835.77, 381,743.29 and 153,577.43

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Solution

The fourth proportional to 254,835.77, 381,743.29 and 153,577.43 is: 230,058.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,835.77 : 381,743.29 = 153,577.43 : x
  2. Step 2: Convert to fraction form
    254,835.77/381,743.29 = 153,577.43/x
  3. Step 3: Cross multiply
    254,835.77x = 381,743.29 × 153,577.43
  4. Step 4: Simplify right side
    254,835.77x = 58,627,151,105.28
  5. Step 5: Solve for x
    x = 58,627,151,105.28/254,835.77
  6. Step 6: Final answer
    x = 230,058.57

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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.