Home / 127,836.17-191,754.26-39,089.67

Finding the Fourth Proportional to 127,836.17, 191,754.26 and 39,089.67

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Solution

The fourth proportional to 127,836.17, 191,754.26 and 39,089.67 is: 58,634.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,836.17 : 191,754.26 = 39,089.67 : x
  2. Step 2: Convert to fraction form
    127,836.17/191,754.26 = 39,089.67/x
  3. Step 3: Cross multiply
    127,836.17x = 191,754.26 × 39,089.67
  4. Step 4: Simplify right side
    127,836.17x = 7,495,611,321.60
  5. Step 5: Solve for x
    x = 7,495,611,321.60/127,836.17
  6. Step 6: Final answer
    x = 58,634.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.