Home / 212,817.61-293,690.57-117,327.73

Finding the Fourth Proportional to 212,817.61, 293,690.57 and 117,327.73

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Solution

The fourth proportional to 212,817.61, 293,690.57 and 117,327.73 is: 161,913.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,817.61 : 293,690.57 = 117,327.73 : x
  2. Step 2: Convert to fraction form
    212,817.61/293,690.57 = 117,327.73/x
  3. Step 3: Cross multiply
    212,817.61x = 293,690.57 × 117,327.73
  4. Step 4: Simplify right side
    212,817.61x = 34,458,045,845.41
  5. Step 5: Solve for x
    x = 34,458,045,845.41/212,817.61
  6. Step 6: Final answer
    x = 161,913.51

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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.