Home / 195,756.08-270,162.18-109,714.64

Finding the Fourth Proportional to 195,756.08, 270,162.18 and 109,714.64

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Solution

The fourth proportional to 195,756.08, 270,162.18 and 109,714.64 is: 151,416.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,756.08 : 270,162.18 = 109,714.64 : x
  2. Step 2: Convert to fraction form
    195,756.08/270,162.18 = 109,714.64/x
  3. Step 3: Cross multiply
    195,756.08x = 270,162.18 × 109,714.64
  4. Step 4: Simplify right side
    195,756.08x = 29,640,746,320.32
  5. Step 5: Solve for x
    x = 29,640,746,320.32/195,756.08
  6. Step 6: Final answer
    x = 151,416.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.