Home / 69,503.04-95,838.12-51,631.20

Finding the Fourth Proportional to 69,503.04, 95,838.12 and 51,631.20

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Solution

The fourth proportional to 69,503.04, 95,838.12 and 51,631.20 is: 71,194.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,503.04 : 95,838.12 = 51,631.20 : x
  2. Step 2: Convert to fraction form
    69,503.04/95,838.12 = 51,631.20/x
  3. Step 3: Cross multiply
    69,503.04x = 95,838.12 × 51,631.20
  4. Step 4: Simplify right side
    69,503.04x = 4,948,237,141.34
  5. Step 5: Solve for x
    x = 4,948,237,141.34/69,503.04
  6. Step 6: Final answer
    x = 71,194.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.