Home / 141,114.02-194,737.04-77,450.44

Finding the Fourth Proportional to 141,114.02, 194,737.04 and 77,450.44

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Solution

The fourth proportional to 141,114.02, 194,737.04 and 77,450.44 is: 106,881.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,114.02 : 194,737.04 = 77,450.44 : x
  2. Step 2: Convert to fraction form
    141,114.02/194,737.04 = 77,450.44/x
  3. Step 3: Cross multiply
    141,114.02x = 194,737.04 × 77,450.44
  4. Step 4: Simplify right side
    141,114.02x = 15,082,469,432.30
  5. Step 5: Solve for x
    x = 15,082,469,432.30/141,114.02
  6. Step 6: Final answer
    x = 106,881.44

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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.