Home / 132,157.78-198,211.44-37,387.18

Finding the Fourth Proportional to 132,157.78, 198,211.44 and 37,387.18

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Solution

The fourth proportional to 132,157.78, 198,211.44 and 37,387.18 is: 56,073.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,157.78 : 198,211.44 = 37,387.18 : x
  2. Step 2: Convert to fraction form
    132,157.78/198,211.44 = 37,387.18/x
  3. Step 3: Cross multiply
    132,157.78x = 198,211.44 × 37,387.18
  4. Step 4: Simplify right side
    132,157.78x = 7,410,566,785.34
  5. Step 5: Solve for x
    x = 7,410,566,785.34/132,157.78
  6. Step 6: Final answer
    x = 56,073.63

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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.