Home / 162,735.08-244,260.23-78,554.34

Finding the Fourth Proportional to 162,735.08, 244,260.23 and 78,554.34

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Solution

The fourth proportional to 162,735.08, 244,260.23 and 78,554.34 is: 117,907.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,735.08 : 244,260.23 = 78,554.34 : x
  2. Step 2: Convert to fraction form
    162,735.08/244,260.23 = 78,554.34/x
  3. Step 3: Cross multiply
    162,735.08x = 244,260.23 × 78,554.34
  4. Step 4: Simplify right side
    162,735.08x = 19,187,700,763.13
  5. Step 5: Solve for x
    x = 19,187,700,763.13/162,735.08
  6. Step 6: Final answer
    x = 117,907.59

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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.