Home / 251,612.93-347,354.43-194,123.18

Finding the Fourth Proportional to 251,612.93, 347,354.43 and 194,123.18

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Solution

The fourth proportional to 251,612.93, 347,354.43 and 194,123.18 is: 267,989.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,612.93 : 347,354.43 = 194,123.18 : x
  2. Step 2: Convert to fraction form
    251,612.93/347,354.43 = 194,123.18/x
  3. Step 3: Cross multiply
    251,612.93x = 347,354.43 × 194,123.18
  4. Step 4: Simplify right side
    251,612.93x = 67,429,546,679.11
  5. Step 5: Solve for x
    x = 67,429,546,679.11/251,612.93
  6. Step 6: Final answer
    x = 267,989.19

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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.