Home / 195,722.90-293,584.35-162,509.30

Finding the Fourth Proportional to 195,722.90, 293,584.35 and 162,509.30

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Solution

The fourth proportional to 195,722.90, 293,584.35 and 162,509.30 is: 243,763.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,722.90 : 293,584.35 = 162,509.30 : x
  2. Step 2: Convert to fraction form
    195,722.90/293,584.35 = 162,509.30/x
  3. Step 3: Cross multiply
    195,722.90x = 293,584.35 × 162,509.30
  4. Step 4: Simplify right side
    195,722.90x = 47,710,187,209.46
  5. Step 5: Solve for x
    x = 47,710,187,209.46/195,722.90
  6. Step 6: Final answer
    x = 243,763.95

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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.