Home / 126,930.16-190,376.64-33,435.76

Finding the Fourth Proportional to 126,930.16, 190,376.64 and 33,435.76

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Solution

The fourth proportional to 126,930.16, 190,376.64 and 33,435.76 is: 50,148.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,930.16 : 190,376.64 = 33,435.76 : x
  2. Step 2: Convert to fraction form
    126,930.16/190,376.64 = 33,435.76/x
  3. Step 3: Cross multiply
    126,930.16x = 190,376.64 × 33,435.76
  4. Step 4: Simplify right side
    126,930.16x = 6,365,387,644.65
  5. Step 5: Solve for x
    x = 6,365,387,644.65/126,930.16
  6. Step 6: Final answer
    x = 50,148.74

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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.