Home / 37,250.34-51,407.66-21,118.94

Finding the Fourth Proportional to 37,250.34, 51,407.66 and 21,118.94

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Solution

The fourth proportional to 37,250.34, 51,407.66 and 21,118.94 is: 29,145.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,250.34 : 51,407.66 = 21,118.94 : x
  2. Step 2: Convert to fraction form
    37,250.34/51,407.66 = 21,118.94/x
  3. Step 3: Cross multiply
    37,250.34x = 51,407.66 × 21,118.94
  4. Step 4: Simplify right side
    37,250.34x = 1,085,674,924.45
  5. Step 5: Solve for x
    x = 1,085,674,924.45/37,250.34
  6. Step 6: Final answer
    x = 29,145.37

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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.