Home / 127,262.64-190,815.46-43,014.85

Finding the Fourth Proportional to 127,262.64, 190,815.46 and 43,014.85

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Solution

The fourth proportional to 127,262.64, 190,815.46 and 43,014.85 is: 64,495.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,262.64 : 190,815.46 = 43,014.85 : x
  2. Step 2: Convert to fraction form
    127,262.64/190,815.46 = 43,014.85/x
  3. Step 3: Cross multiply
    127,262.64x = 190,815.46 × 43,014.85
  4. Step 4: Simplify right side
    127,262.64x = 8,207,898,389.58
  5. Step 5: Solve for x
    x = 8,207,898,389.58/127,262.64
  6. Step 6: Final answer
    x = 64,495.74

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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.