Home / 245,197.62-338,594.04-154,714.14

Finding the Fourth Proportional to 245,197.62, 338,594.04 and 154,714.14

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Solution

The fourth proportional to 245,197.62, 338,594.04 and 154,714.14 is: 213,645.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,197.62 : 338,594.04 = 154,714.14 : x
  2. Step 2: Convert to fraction form
    245,197.62/338,594.04 = 154,714.14/x
  3. Step 3: Cross multiply
    245,197.62x = 338,594.04 × 154,714.14
  4. Step 4: Simplify right side
    245,197.62x = 52,385,285,707.73
  5. Step 5: Solve for x
    x = 52,385,285,707.73/245,197.62
  6. Step 6: Final answer
    x = 213,645.16

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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.