Home / 103,282.53-142,497.41-57,953.85

Finding the Fourth Proportional to 103,282.53, 142,497.41 and 57,953.85

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Solution

The fourth proportional to 103,282.53, 142,497.41 and 57,953.85 is: 79,958.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,282.53 : 142,497.41 = 57,953.85 : x
  2. Step 2: Convert to fraction form
    103,282.53/142,497.41 = 57,953.85/x
  3. Step 3: Cross multiply
    103,282.53x = 142,497.41 × 57,953.85
  4. Step 4: Simplify right side
    103,282.53x = 8,258,273,234.76
  5. Step 5: Solve for x
    x = 8,258,273,234.76/103,282.53
  6. Step 6: Final answer
    x = 79,958.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.