Home / 127,608.41-191,201.99-74,150.32

Finding the Fourth Proportional to 127,608.41, 191,201.99 and 74,150.32

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Solution

The fourth proportional to 127,608.41, 191,201.99 and 74,150.32 is: 111,103.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,608.41 : 191,201.99 = 74,150.32 : x
  2. Step 2: Convert to fraction form
    127,608.41/191,201.99 = 74,150.32/x
  3. Step 3: Cross multiply
    127,608.41x = 191,201.99 × 74,150.32
  4. Step 4: Simplify right side
    127,608.41x = 14,177,688,252.88
  5. Step 5: Solve for x
    x = 14,177,688,252.88/127,608.41
  6. Step 6: Final answer
    x = 111,103.08

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1.5x scale

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.