Home / 341,716.30-512,574.45-131,361.10

Finding the Fourth Proportional to 341,716.30, 512,574.45 and 131,361.10

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Solution

The fourth proportional to 341,716.30, 512,574.45 and 131,361.10 is: 197,041.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,716.30 : 512,574.45 = 131,361.10 : x
  2. Step 2: Convert to fraction form
    341,716.30/512,574.45 = 131,361.10/x
  3. Step 3: Cross multiply
    341,716.30x = 512,574.45 × 131,361.10
  4. Step 4: Simplify right side
    341,716.30x = 67,332,343,583.90
  5. Step 5: Solve for x
    x = 67,332,343,583.90/341,716.30
  6. Step 6: Final answer
    x = 197,041.65

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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.