Home / 39,788.16-54,905.76-23,026.56

Finding the Fourth Proportional to 39,788.16, 54,905.76 and 23,026.56

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Solution

The fourth proportional to 39,788.16, 54,905.76 and 23,026.56 is: 31,775.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,788.16 : 54,905.76 = 23,026.56 : x
  2. Step 2: Convert to fraction form
    39,788.16/54,905.76 = 23,026.56/x
  3. Step 3: Cross multiply
    39,788.16x = 54,905.76 × 23,026.56
  4. Step 4: Simplify right side
    39,788.16x = 1,264,290,776.99
  5. Step 5: Solve for x
    x = 1,264,290,776.99/39,788.16
  6. Step 6: Final answer
    x = 31,775.55

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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.