Home / 67,431.19-101,209.06-63,362.34

Finding the Fourth Proportional to 67,431.19, 101,209.06 and 63,362.34

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Solution

The fourth proportional to 67,431.19, 101,209.06 and 63,362.34 is: 95,102.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,431.19 : 101,209.06 = 63,362.34 : x
  2. Step 2: Convert to fraction form
    67,431.19/101,209.06 = 63,362.34/x
  3. Step 3: Cross multiply
    67,431.19x = 101,209.06 × 63,362.34
  4. Step 4: Simplify right side
    67,431.19x = 6,412,843,581.80
  5. Step 5: Solve for x
    x = 6,412,843,581.80/67,431.19
  6. Step 6: Final answer
    x = 95,102.04

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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.