Home / 51,275.00-76,801.78-50,020.21

Finding the Fourth Proportional to 51,275.00, 76,801.78 and 50,020.21

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Solution

The fourth proportional to 51,275.00, 76,801.78 and 50,020.21 is: 74,922.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,275.00 : 76,801.78 = 50,020.21 : x
  2. Step 2: Convert to fraction form
    51,275.00/76,801.78 = 50,020.21/x
  3. Step 3: Cross multiply
    51,275.00x = 76,801.78 × 50,020.21
  4. Step 4: Simplify right side
    51,275.00x = 3,841,641,176.84
  5. Step 5: Solve for x
    x = 3,841,641,176.84/51,275.00
  6. Step 6: Final answer
    x = 74,922.31

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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.