Home / 132,056.92-198,064.23-42,087.95

Finding the Fourth Proportional to 132,056.92, 198,064.23 and 42,087.95

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Solution

The fourth proportional to 132,056.92, 198,064.23 and 42,087.95 is: 63,125.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,056.92 : 198,064.23 = 42,087.95 : x
  2. Step 2: Convert to fraction form
    132,056.92/198,064.23 = 42,087.95/x
  3. Step 3: Cross multiply
    132,056.92x = 198,064.23 × 42,087.95
  4. Step 4: Simplify right side
    132,056.92x = 8,336,117,409.03
  5. Step 5: Solve for x
    x = 8,336,117,409.03/132,056.92
  6. Step 6: Final answer
    x = 63,125.18

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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.