Home / 69,650.07-96,116.40-37,818.30

Finding the Fourth Proportional to 69,650.07, 96,116.40 and 37,818.30

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Solution

The fourth proportional to 69,650.07, 96,116.40 and 37,818.30 is: 52,188.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,650.07 : 96,116.40 = 37,818.30 : x
  2. Step 2: Convert to fraction form
    69,650.07/96,116.40 = 37,818.30/x
  3. Step 3: Cross multiply
    69,650.07x = 96,116.40 × 37,818.30
  4. Step 4: Simplify right side
    69,650.07x = 3,634,958,850.12
  5. Step 5: Solve for x
    x = 3,634,958,850.12/69,650.07
  6. Step 6: Final answer
    x = 52,188.88

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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.