Home / 106,154.34-159,182.43-39,576.66

Finding the Fourth Proportional to 106,154.34, 159,182.43 and 39,576.66

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Solution

The fourth proportional to 106,154.34, 159,182.43 and 39,576.66 is: 59,346.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,154.34 : 159,182.43 = 39,576.66 : x
  2. Step 2: Convert to fraction form
    106,154.34/159,182.43 = 39,576.66/x
  3. Step 3: Cross multiply
    106,154.34x = 159,182.43 × 39,576.66
  4. Step 4: Simplify right side
    106,154.34x = 6,299,908,910.08
  5. Step 5: Solve for x
    x = 6,299,908,910.08/106,154.34
  6. Step 6: Final answer
    x = 59,346.69

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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.