Home / 141,313.23-194,817.36-112,729.83

Finding the Fourth Proportional to 141,313.23, 194,817.36 and 112,729.83

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Solution

The fourth proportional to 141,313.23, 194,817.36 and 112,729.83 is: 155,411.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,313.23 : 194,817.36 = 112,729.83 : x
  2. Step 2: Convert to fraction form
    141,313.23/194,817.36 = 112,729.83/x
  3. Step 3: Cross multiply
    141,313.23x = 194,817.36 × 112,729.83
  4. Step 4: Simplify right side
    141,313.23x = 21,961,727,873.85
  5. Step 5: Solve for x
    x = 21,961,727,873.85/141,313.23
  6. Step 6: Final answer
    x = 155,411.69

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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.