Home / 240,788.16-361,216.08-100,514.88

Finding the Fourth Proportional to 240,788.16, 361,216.08 and 100,514.88

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Solution

The fourth proportional to 240,788.16, 361,216.08 and 100,514.88 is: 150,786.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,788.16 : 361,216.08 = 100,514.88 : x
  2. Step 2: Convert to fraction form
    240,788.16/361,216.08 = 100,514.88/x
  3. Step 3: Cross multiply
    240,788.16x = 361,216.08 × 100,514.88
  4. Step 4: Simplify right side
    240,788.16x = 36,307,590,935.27
  5. Step 5: Solve for x
    x = 36,307,590,935.27/240,788.16
  6. Step 6: Final answer
    x = 150,786.45

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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.