Home / 185,626.43-256,168.31-105,053.93

Finding the Fourth Proportional to 185,626.43, 256,168.31 and 105,053.93

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Solution

The fourth proportional to 185,626.43, 256,168.31 and 105,053.93 is: 144,976.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,626.43 : 256,168.31 = 105,053.93 : x
  2. Step 2: Convert to fraction form
    185,626.43/256,168.31 = 105,053.93/x
  3. Step 3: Cross multiply
    185,626.43x = 256,168.31 × 105,053.93
  4. Step 4: Simplify right side
    185,626.43x = 26,911,487,706.96
  5. Step 5: Solve for x
    x = 26,911,487,706.96/185,626.43
  6. Step 6: Final answer
    x = 144,976.59

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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.