Home / 212,630.60-293,443.52-117,137.30

Finding the Fourth Proportional to 212,630.60, 293,443.52 and 117,137.30

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Solution

The fourth proportional to 212,630.60, 293,443.52 and 117,137.30 is: 161,656.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,630.60 : 293,443.52 = 117,137.30 : x
  2. Step 2: Convert to fraction form
    212,630.60/293,443.52 = 117,137.30/x
  3. Step 3: Cross multiply
    212,630.60x = 293,443.52 × 117,137.30
  4. Step 4: Simplify right side
    212,630.60x = 34,373,181,635.30
  5. Step 5: Solve for x
    x = 34,373,181,635.30/212,630.60
  6. Step 6: Final answer
    x = 161,656.80

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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.