Home / 141,150.64-194,787.04-76,621.17

Finding the Fourth Proportional to 141,150.64, 194,787.04 and 76,621.17

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Solution

The fourth proportional to 141,150.64, 194,787.04 and 76,621.17 is: 105,736.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,150.64 : 194,787.04 = 76,621.17 : x
  2. Step 2: Convert to fraction form
    141,150.64/194,787.04 = 76,621.17/x
  3. Step 3: Cross multiply
    141,150.64x = 194,787.04 × 76,621.17
  4. Step 4: Simplify right side
    141,150.64x = 14,924,810,905.64
  5. Step 5: Solve for x
    x = 14,924,810,905.64/141,150.64
  6. Step 6: Final answer
    x = 105,736.76

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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.