Home / 219,545.25-329,318.69-53,333.25

Finding the Fourth Proportional to 219,545.25, 329,318.69 and 53,333.25

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Solution

The fourth proportional to 219,545.25, 329,318.69 and 53,333.25 is: 80,000.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,545.25 : 329,318.69 = 53,333.25 : x
  2. Step 2: Convert to fraction form
    219,545.25/329,318.69 = 53,333.25/x
  3. Step 3: Cross multiply
    219,545.25x = 329,318.69 × 53,333.25
  4. Step 4: Simplify right side
    219,545.25x = 17,563,635,756.78
  5. Step 5: Solve for x
    x = 17,563,635,756.78/219,545.25
  6. Step 6: Final answer
    x = 80,000.07

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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.