Home / 51,450.16-70,980.32-33,538.88

Finding the Fourth Proportional to 51,450.16, 70,980.32 and 33,538.88

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Solution

The fourth proportional to 51,450.16, 70,980.32 and 33,538.88 is: 46,270.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,450.16 : 70,980.32 = 33,538.88 : x
  2. Step 2: Convert to fraction form
    51,450.16/70,980.32 = 33,538.88/x
  3. Step 3: Cross multiply
    51,450.16x = 70,980.32 × 33,538.88
  4. Step 4: Simplify right side
    51,450.16x = 2,380,600,434.84
  5. Step 5: Solve for x
    x = 2,380,600,434.84/51,450.16
  6. Step 6: Final answer
    x = 46,270.03

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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.