Home / 185,629.82-256,168.98-105,055.88

Finding the Fourth Proportional to 185,629.82, 256,168.98 and 105,055.88

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Solution

The fourth proportional to 185,629.82, 256,168.98 and 105,055.88 is: 144,977.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,629.82 : 256,168.98 = 105,055.88 : x
  2. Step 2: Convert to fraction form
    185,629.82/256,168.98 = 105,055.88/x
  3. Step 3: Cross multiply
    185,629.82x = 256,168.98 × 105,055.88
  4. Step 4: Simplify right side
    185,629.82x = 26,912,056,341.76
  5. Step 5: Solve for x
    x = 26,912,056,341.76/185,629.82
  6. Step 6: Final answer
    x = 144,977.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.