Home / 141,095.44-194,715.30-77,432.68

Finding the Fourth Proportional to 141,095.44, 194,715.30 and 77,432.68

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Solution

The fourth proportional to 141,095.44, 194,715.30 and 77,432.68 is: 106,859.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,095.44 : 194,715.30 = 77,432.68 : x
  2. Step 2: Convert to fraction form
    141,095.44/194,715.30 = 77,432.68/x
  3. Step 3: Cross multiply
    141,095.44x = 194,715.30 × 77,432.68
  4. Step 4: Simplify right side
    141,095.44x = 15,077,327,516.00
  5. Step 5: Solve for x
    x = 15,077,327,516.00/141,095.44
  6. Step 6: Final answer
    x = 106,859.07

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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.