Home / 130,209.62-195,297.15-36,722.90

Finding the Fourth Proportional to 130,209.62, 195,297.15 and 36,722.90

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Solution

The fourth proportional to 130,209.62, 195,297.15 and 36,722.90 is: 55,079.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,209.62 : 195,297.15 = 36,722.90 : x
  2. Step 2: Convert to fraction form
    130,209.62/195,297.15 = 36,722.90/x
  3. Step 3: Cross multiply
    130,209.62x = 195,297.15 × 36,722.90
  4. Step 4: Simplify right side
    130,209.62x = 7,171,877,709.74
  5. Step 5: Solve for x
    x = 7,171,877,709.74/130,209.62
  6. Step 6: Final answer
    x = 55,079.48

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1.5x scale

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.