Home / 130,291.38-195,763.77-82,926.90

Finding the Fourth Proportional to 130,291.38, 195,763.77 and 82,926.90

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Solution

The fourth proportional to 130,291.38, 195,763.77 and 82,926.90 is: 124,598.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,291.38 : 195,763.77 = 82,926.90 : x
  2. Step 2: Convert to fraction form
    130,291.38/195,763.77 = 82,926.90/x
  3. Step 3: Cross multiply
    130,291.38x = 195,763.77 × 82,926.90
  4. Step 4: Simplify right side
    130,291.38x = 16,234,082,578.41
  5. Step 5: Solve for x
    x = 16,234,082,578.41/130,291.38
  6. Step 6: Final answer
    x = 124,598.29

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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.