Home / 37,256.12-51,410.73-21,123.75

Finding the Fourth Proportional to 37,256.12, 51,410.73 and 21,123.75

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Solution

The fourth proportional to 37,256.12, 51,410.73 and 21,123.75 is: 29,149.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,256.12 : 51,410.73 = 21,123.75 : x
  2. Step 2: Convert to fraction form
    37,256.12/51,410.73 = 21,123.75/x
  3. Step 3: Cross multiply
    37,256.12x = 51,410.73 × 21,123.75
  4. Step 4: Simplify right side
    37,256.12x = 1,085,987,679.84
  5. Step 5: Solve for x
    x = 1,085,987,679.84/37,256.12
  6. Step 6: Final answer
    x = 29,149.24

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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.