Home / 39,729.64-54,806.34-26,983.48

Finding the Fourth Proportional to 39,729.64, 54,806.34 and 26,983.48

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Solution

The fourth proportional to 39,729.64, 54,806.34 and 26,983.48 is: 37,223.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,729.64 : 54,806.34 = 26,983.48 : x
  2. Step 2: Convert to fraction form
    39,729.64/54,806.34 = 26,983.48/x
  3. Step 3: Cross multiply
    39,729.64x = 54,806.34 × 26,983.48
  4. Step 4: Simplify right side
    39,729.64x = 1,478,865,779.26
  5. Step 5: Solve for x
    x = 1,478,865,779.26/39,729.64
  6. Step 6: Final answer
    x = 37,223.24

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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.