Home / 37,653.79-52,016.30-30,090.21

Finding the Fourth Proportional to 37,653.79, 52,016.30 and 30,090.21

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Solution

The fourth proportional to 37,653.79, 52,016.30 and 30,090.21 is: 41,567.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,653.79 : 52,016.30 = 30,090.21 : x
  2. Step 2: Convert to fraction form
    37,653.79/52,016.30 = 30,090.21/x
  3. Step 3: Cross multiply
    37,653.79x = 52,016.30 × 30,090.21
  4. Step 4: Simplify right side
    37,653.79x = 1,565,181,239.97
  5. Step 5: Solve for x
    x = 1,565,181,239.97/37,653.79
  6. Step 6: Final answer
    x = 41,567.69

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1.5x scale

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.