Home / 195,622.40-293,433.60-155,964.80

Finding the Fourth Proportional to 195,622.40, 293,433.60 and 155,964.80

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Solution

The fourth proportional to 195,622.40, 293,433.60 and 155,964.80 is: 233,947.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,622.40 : 293,433.60 = 155,964.80 : x
  2. Step 2: Convert to fraction form
    195,622.40/293,433.60 = 155,964.80/x
  3. Step 3: Cross multiply
    195,622.40x = 293,433.60 × 155,964.80
  4. Step 4: Simplify right side
    195,622.40x = 45,765,312,737.28
  5. Step 5: Solve for x
    x = 45,765,312,737.28/195,622.40
  6. Step 6: Final answer
    x = 233,947.20

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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.