Home / 195,619.80-293,300.10-70,944.60

Finding the Fourth Proportional to 195,619.80, 293,300.10 and 70,944.60

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Solution

The fourth proportional to 195,619.80, 293,300.10 and 70,944.60 is: 106,369.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,619.80 : 293,300.10 = 70,944.60 : x
  2. Step 2: Convert to fraction form
    195,619.80/293,300.10 = 70,944.60/x
  3. Step 3: Cross multiply
    195,619.80x = 293,300.10 × 70,944.60
  4. Step 4: Simplify right side
    195,619.80x = 20,808,058,274.46
  5. Step 5: Solve for x
    x = 20,808,058,274.46/195,619.80
  6. Step 6: Final answer
    x = 106,369.90

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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.