Home / 132,528.42-198,675.05-48,272.90

Finding the Fourth Proportional to 132,528.42, 198,675.05 and 48,272.90

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Solution

The fourth proportional to 132,528.42, 198,675.05 and 48,272.90 is: 72,366.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,528.42 : 198,675.05 = 48,272.90 : x
  2. Step 2: Convert to fraction form
    132,528.42/198,675.05 = 48,272.90/x
  3. Step 3: Cross multiply
    132,528.42x = 198,675.05 × 48,272.90
  4. Step 4: Simplify right side
    132,528.42x = 9,590,619,586.41
  5. Step 5: Solve for x
    x = 9,590,619,586.41/132,528.42
  6. Step 6: Final answer
    x = 72,366.51

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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.