Home / 106,364.10-159,469.35-59,631.30

Finding the Fourth Proportional to 106,364.10, 159,469.35 and 59,631.30

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Solution

The fourth proportional to 106,364.10, 159,469.35 and 59,631.30 is: 89,403.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,364.10 : 159,469.35 = 59,631.30 : x
  2. Step 2: Convert to fraction form
    106,364.10/159,469.35 = 59,631.30/x
  3. Step 3: Cross multiply
    106,364.10x = 159,469.35 × 59,631.30
  4. Step 4: Simplify right side
    106,364.10x = 9,509,364,650.66
  5. Step 5: Solve for x
    x = 9,509,364,650.66/106,364.10
  6. Step 6: Final answer
    x = 89,403.89

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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.