Home / 212,861.64-319,368.06-94,522.44

Finding the Fourth Proportional to 212,861.64, 319,368.06 and 94,522.44

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Solution

The fourth proportional to 212,861.64, 319,368.06 and 94,522.44 is: 141,817.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,861.64 : 319,368.06 = 94,522.44 : x
  2. Step 2: Convert to fraction form
    212,861.64/319,368.06 = 94,522.44/x
  3. Step 3: Cross multiply
    212,861.64x = 319,368.06 × 94,522.44
  4. Step 4: Simplify right side
    212,861.64x = 30,187,448,289.27
  5. Step 5: Solve for x
    x = 30,187,448,289.27/212,861.64
  6. Step 6: Final answer
    x = 141,817.23

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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.