Home / 47,207.96-65,145.84-25,987.04

Finding the Fourth Proportional to 47,207.96, 65,145.84 and 25,987.04

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Solution

The fourth proportional to 47,207.96, 65,145.84 and 25,987.04 is: 35,861.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,207.96 : 65,145.84 = 25,987.04 : x
  2. Step 2: Convert to fraction form
    47,207.96/65,145.84 = 25,987.04/x
  3. Step 3: Cross multiply
    47,207.96x = 65,145.84 × 25,987.04
  4. Step 4: Simplify right side
    47,207.96x = 1,692,947,549.91
  5. Step 5: Solve for x
    x = 1,692,947,549.91/47,207.96
  6. Step 6: Final answer
    x = 35,861.49

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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.