Home / 141,059.87-194,661.38-76,529.00

Finding the Fourth Proportional to 141,059.87, 194,661.38 and 76,529.00

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Solution

The fourth proportional to 141,059.87, 194,661.38 and 76,529.00 is: 105,609.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,059.87 : 194,661.38 = 76,529.00 : x
  2. Step 2: Convert to fraction form
    141,059.87/194,661.38 = 76,529.00/x
  3. Step 3: Cross multiply
    141,059.87x = 194,661.38 × 76,529.00
  4. Step 4: Simplify right side
    141,059.87x = 14,897,239,394.07
  5. Step 5: Solve for x
    x = 14,897,239,394.07/141,059.87
  6. Step 6: Final answer
    x = 105,609.34

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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.