Home / 331,050.04-456,859.38-187,816.12

Finding the Fourth Proportional to 331,050.04, 456,859.38 and 187,816.12

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Solution

The fourth proportional to 331,050.04, 456,859.38 and 187,816.12 is: 259,192.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,050.04 : 456,859.38 = 187,816.12 : x
  2. Step 2: Convert to fraction form
    331,050.04/456,859.38 = 187,816.12/x
  3. Step 3: Cross multiply
    331,050.04x = 456,859.38 × 187,816.12
  4. Step 4: Simplify right side
    331,050.04x = 85,805,556,137.21
  5. Step 5: Solve for x
    x = 85,805,556,137.21/331,050.04
  6. Step 6: Final answer
    x = 259,192.10

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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.