Home / 144,795.12-217,163.52-39,624.72

Finding the Fourth Proportional to 144,795.12, 217,163.52 and 39,624.72

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Solution

The fourth proportional to 144,795.12, 217,163.52 and 39,624.72 is: 59,429.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,795.12 : 217,163.52 = 39,624.72 : x
  2. Step 2: Convert to fraction form
    144,795.12/217,163.52 = 39,624.72/x
  3. Step 3: Cross multiply
    144,795.12x = 217,163.52 × 39,624.72
  4. Step 4: Simplify right side
    144,795.12x = 8,605,043,674.21
  5. Step 5: Solve for x
    x = 8,605,043,674.21/144,795.12
  6. Step 6: Final answer
    x = 59,429.10

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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.