Home / 84,709.26-127,015.29-25,527.42

Finding the Fourth Proportional to 84,709.26, 127,015.29 and 25,527.42

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Solution

The fourth proportional to 84,709.26, 127,015.29 and 25,527.42 is: 38,276.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,709.26 : 127,015.29 = 25,527.42 : x
  2. Step 2: Convert to fraction form
    84,709.26/127,015.29 = 25,527.42/x
  3. Step 3: Cross multiply
    84,709.26x = 127,015.29 × 25,527.42
  4. Step 4: Simplify right side
    84,709.26x = 3,242,372,654.25
  5. Step 5: Solve for x
    x = 3,242,372,654.25/84,709.26
  6. Step 6: Final answer
    x = 38,276.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.