Home / 161,714.10-242,571.15-147,198.90

Finding the Fourth Proportional to 161,714.10, 242,571.15 and 147,198.90

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Solution

The fourth proportional to 161,714.10, 242,571.15 and 147,198.90 is: 220,798.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,714.10 : 242,571.15 = 147,198.90 : x
  2. Step 2: Convert to fraction form
    161,714.10/242,571.15 = 147,198.90/x
  3. Step 3: Cross multiply
    161,714.10x = 242,571.15 × 147,198.90
  4. Step 4: Simplify right side
    161,714.10x = 35,706,206,451.74
  5. Step 5: Solve for x
    x = 35,706,206,451.74/161,714.10
  6. Step 6: Final answer
    x = 220,798.35

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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.