Home / 131,815.74-197,723.55-52,929.95

Finding the Fourth Proportional to 131,815.74, 197,723.55 and 52,929.95

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Solution

The fourth proportional to 131,815.74, 197,723.55 and 52,929.95 is: 79,394.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,815.74 : 197,723.55 = 52,929.95 : x
  2. Step 2: Convert to fraction form
    131,815.74/197,723.55 = 52,929.95/x
  3. Step 3: Cross multiply
    131,815.74x = 197,723.55 × 52,929.95
  4. Step 4: Simplify right side
    131,815.74x = 10,465,496,626.70
  5. Step 5: Solve for x
    x = 10,465,496,626.70/131,815.74
  6. Step 6: Final answer
    x = 79,394.89

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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.