Home / 127,095.43-190,342.52-110,364.58

Finding the Fourth Proportional to 127,095.43, 190,342.52 and 110,364.58

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Solution

The fourth proportional to 127,095.43, 190,342.52 and 110,364.58 is: 165,285.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,095.43 : 190,342.52 = 110,364.58 : x
  2. Step 2: Convert to fraction form
    127,095.43/190,342.52 = 110,364.58/x
  3. Step 3: Cross multiply
    127,095.43x = 190,342.52 × 110,364.58
  4. Step 4: Simplify right side
    127,095.43x = 21,007,072,275.94
  5. Step 5: Solve for x
    x = 21,007,072,275.94/127,095.43
  6. Step 6: Final answer
    x = 165,285.82

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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.