Home / 129,922.60-194,826.30-59,823.40

Finding the Fourth Proportional to 129,922.60, 194,826.30 and 59,823.40

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Solution

The fourth proportional to 129,922.60, 194,826.30 and 59,823.40 is: 89,708.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,922.60 : 194,826.30 = 59,823.40 : x
  2. Step 2: Convert to fraction form
    129,922.60/194,826.30 = 59,823.40/x
  3. Step 3: Cross multiply
    129,922.60x = 194,826.30 × 59,823.40
  4. Step 4: Simplify right side
    129,922.60x = 11,655,171,675.42
  5. Step 5: Solve for x
    x = 11,655,171,675.42/129,922.60
  6. Step 6: Final answer
    x = 89,708.58

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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.