Home / 100,631.82-150,947.73-37,450.30

Finding the Fourth Proportional to 100,631.82, 150,947.73 and 37,450.30

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Solution

The fourth proportional to 100,631.82, 150,947.73 and 37,450.30 is: 56,175.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,631.82 : 150,947.73 = 37,450.30 : x
  2. Step 2: Convert to fraction form
    100,631.82/150,947.73 = 37,450.30/x
  3. Step 3: Cross multiply
    100,631.82x = 150,947.73 × 37,450.30
  4. Step 4: Simplify right side
    100,631.82x = 5,653,037,585.57
  5. Step 5: Solve for x
    x = 5,653,037,585.57/100,631.82
  6. Step 6: Final answer
    x = 56,175.45

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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.