Home / 63,540.06-87,675.99-36,678.30

Finding the Fourth Proportional to 63,540.06, 87,675.99 and 36,678.30

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Solution

The fourth proportional to 63,540.06, 87,675.99 and 36,678.30 is: 50,610.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,540.06 : 87,675.99 = 36,678.30 : x
  2. Step 2: Convert to fraction form
    63,540.06/87,675.99 = 36,678.30/x
  3. Step 3: Cross multiply
    63,540.06x = 87,675.99 × 36,678.30
  4. Step 4: Simplify right side
    63,540.06x = 3,215,806,264.02
  5. Step 5: Solve for x
    x = 3,215,806,264.02/63,540.06
  6. Step 6: Final answer
    x = 50,610.69

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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.