Home / 106,830.77-160,199.39-50,686.90

Finding the Fourth Proportional to 106,830.77, 160,199.39 and 50,686.90

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Solution

The fourth proportional to 106,830.77, 160,199.39 and 50,686.90 is: 76,008.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,830.77 : 160,199.39 = 50,686.90 : x
  2. Step 2: Convert to fraction form
    106,830.77/160,199.39 = 50,686.90/x
  3. Step 3: Cross multiply
    106,830.77x = 160,199.39 × 50,686.90
  4. Step 4: Simplify right side
    106,830.77x = 8,120,010,187.21
  5. Step 5: Solve for x
    x = 8,120,010,187.21/106,830.77
  6. Step 6: Final answer
    x = 76,008.16

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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.