Home / 38,687.11-53,040.52-37,987.27

Finding the Fourth Proportional to 38,687.11, 53,040.52 and 37,987.27

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Solution

The fourth proportional to 38,687.11, 53,040.52 and 37,987.27 is: 52,081.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,687.11 : 53,040.52 = 37,987.27 : x
  2. Step 2: Convert to fraction form
    38,687.11/53,040.52 = 37,987.27/x
  3. Step 3: Cross multiply
    38,687.11x = 53,040.52 × 37,987.27
  4. Step 4: Simplify right side
    38,687.11x = 2,014,864,554.18
  5. Step 5: Solve for x
    x = 2,014,864,554.18/38,687.11
  6. Step 6: Final answer
    x = 52,081.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.