Home / 141,150.56-194,787.95-76,619.75

Finding the Fourth Proportional to 141,150.56, 194,787.95 and 76,619.75

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Solution

The fourth proportional to 141,150.56, 194,787.95 and 76,619.75 is: 105,735.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,150.56 : 194,787.95 = 76,619.75 : x
  2. Step 2: Convert to fraction form
    141,150.56/194,787.95 = 76,619.75/x
  3. Step 3: Cross multiply
    141,150.56x = 194,787.95 × 76,619.75
  4. Step 4: Simplify right side
    141,150.56x = 14,924,602,674.97
  5. Step 5: Solve for x
    x = 14,924,602,674.97/141,150.56
  6. Step 6: Final answer
    x = 105,735.35

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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.