Home / 39,787.61-59,716.85-29,896.70

Finding the Fourth Proportional to 39,787.61, 59,716.85 and 29,896.70

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Solution

The fourth proportional to 39,787.61, 59,716.85 and 29,896.70 is: 44,871.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,787.61 : 59,716.85 = 29,896.70 : x
  2. Step 2: Convert to fraction form
    39,787.61/59,716.85 = 29,896.70/x
  3. Step 3: Cross multiply
    39,787.61x = 59,716.85 × 29,896.70
  4. Step 4: Simplify right side
    39,787.61x = 1,785,336,301.33
  5. Step 5: Solve for x
    x = 1,785,336,301.33/39,787.61
  6. Step 6: Final answer
    x = 44,871.67

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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.