Home / 192,077.83-265,094.12-107,200.36

Finding the Fourth Proportional to 192,077.83, 265,094.12 and 107,200.36

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Solution

The fourth proportional to 192,077.83, 265,094.12 and 107,200.36 is: 147,951.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,077.83 : 265,094.12 = 107,200.36 : x
  2. Step 2: Convert to fraction form
    192,077.83/265,094.12 = 107,200.36/x
  3. Step 3: Cross multiply
    192,077.83x = 265,094.12 × 107,200.36
  4. Step 4: Simplify right side
    192,077.83x = 28,418,183,236.41
  5. Step 5: Solve for x
    x = 28,418,183,236.41/192,077.83
  6. Step 6: Final answer
    x = 147,951.40

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1.5x scale

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.