Home / 131,532.79-197,299.18-75,333.95

Finding the Fourth Proportional to 131,532.79, 197,299.18 and 75,333.95

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Solution

The fourth proportional to 131,532.79, 197,299.18 and 75,333.95 is: 113,000.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,532.79 : 197,299.18 = 75,333.95 : x
  2. Step 2: Convert to fraction form
    131,532.79/197,299.18 = 75,333.95/x
  3. Step 3: Cross multiply
    131,532.79x = 197,299.18 × 75,333.95
  4. Step 4: Simplify right side
    131,532.79x = 14,863,326,302.77
  5. Step 5: Solve for x
    x = 14,863,326,302.77/131,532.79
  6. Step 6: Final answer
    x = 113,000.92

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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.