Home / 38,949.12-53,774.28-25,539.84

Finding the Fourth Proportional to 38,949.12, 53,774.28 and 25,539.84

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Solution

The fourth proportional to 38,949.12, 53,774.28 and 25,539.84 is: 35,261.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,949.12 : 53,774.28 = 25,539.84 : x
  2. Step 2: Convert to fraction form
    38,949.12/53,774.28 = 25,539.84/x
  3. Step 3: Cross multiply
    38,949.12x = 53,774.28 × 25,539.84
  4. Step 4: Simplify right side
    38,949.12x = 1,373,386,507.32
  5. Step 5: Solve for x
    x = 1,373,386,507.32/38,949.12
  6. Step 6: Final answer
    x = 35,261.04

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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.