Home / 39,129.84-53,914.68-26,532.72

Finding the Fourth Proportional to 39,129.84, 53,914.68 and 26,532.72

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Solution

The fourth proportional to 39,129.84, 53,914.68 and 26,532.72 is: 36,557.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,129.84 : 53,914.68 = 26,532.72 : x
  2. Step 2: Convert to fraction form
    39,129.84/53,914.68 = 26,532.72/x
  3. Step 3: Cross multiply
    39,129.84x = 53,914.68 × 26,532.72
  4. Step 4: Simplify right side
    39,129.84x = 1,430,503,108.33
  5. Step 5: Solve for x
    x = 1,430,503,108.33/39,129.84
  6. Step 6: Final answer
    x = 36,557.86

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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.