Home / 194,519.20-291,778.80-124,477.60

Finding the Fourth Proportional to 194,519.20, 291,778.80 and 124,477.60

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Solution

The fourth proportional to 194,519.20, 291,778.80 and 124,477.60 is: 186,716.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,519.20 : 291,778.80 = 124,477.60 : x
  2. Step 2: Convert to fraction form
    194,519.20/291,778.80 = 124,477.60/x
  3. Step 3: Cross multiply
    194,519.20x = 291,778.80 × 124,477.60
  4. Step 4: Simplify right side
    194,519.20x = 36,319,924,754.88
  5. Step 5: Solve for x
    x = 36,319,924,754.88/194,519.20
  6. Step 6: Final answer
    x = 186,716.40

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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.