Home / 132,406.02-198,546.62-48,106.76

Finding the Fourth Proportional to 132,406.02, 198,546.62 and 48,106.76

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Solution

The fourth proportional to 132,406.02, 198,546.62 and 48,106.76 is: 72,137.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,406.02 : 198,546.62 = 48,106.76 : x
  2. Step 2: Convert to fraction form
    132,406.02/198,546.62 = 48,106.76/x
  3. Step 3: Cross multiply
    132,406.02x = 198,546.62 × 48,106.76
  4. Step 4: Simplify right side
    132,406.02x = 9,551,433,363.88
  5. Step 5: Solve for x
    x = 9,551,433,363.88/132,406.02
  6. Step 6: Final answer
    x = 72,137.46

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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.