Home / 57,638.44-86,490.06-26,476.12

Finding the Fourth Proportional to 57,638.44, 86,490.06 and 26,476.12

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Solution

The fourth proportional to 57,638.44, 86,490.06 and 26,476.12 is: 39,729.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,638.44 : 86,490.06 = 26,476.12 : x
  2. Step 2: Convert to fraction form
    57,638.44/86,490.06 = 26,476.12/x
  3. Step 3: Cross multiply
    57,638.44x = 86,490.06 × 26,476.12
  4. Step 4: Simplify right side
    57,638.44x = 2,289,921,207.37
  5. Step 5: Solve for x
    x = 2,289,921,207.37/57,638.44
  6. Step 6: Final answer
    x = 39,729.06

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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.