Home / 221,485.46-332,281.08-71,725.94

Finding the Fourth Proportional to 221,485.46, 332,281.08 and 71,725.94

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Solution

The fourth proportional to 221,485.46, 332,281.08 and 71,725.94 is: 107,606.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,485.46 : 332,281.08 = 71,725.94 : x
  2. Step 2: Convert to fraction form
    221,485.46/332,281.08 = 71,725.94/x
  3. Step 3: Cross multiply
    221,485.46x = 332,281.08 × 71,725.94
  4. Step 4: Simplify right side
    221,485.46x = 23,833,172,807.22
  5. Step 5: Solve for x
    x = 23,833,172,807.22/221,485.46
  6. Step 6: Final answer
    x = 107,606.04

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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.