Home / 127,841.04-191,770.44-39,087.72

Finding the Fourth Proportional to 127,841.04, 191,770.44 and 39,087.72

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Solution

The fourth proportional to 127,841.04, 191,770.44 and 39,087.72 is: 58,634.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,841.04 : 191,770.44 = 39,087.72 : x
  2. Step 2: Convert to fraction form
    127,841.04/191,770.44 = 39,087.72/x
  3. Step 3: Cross multiply
    127,841.04x = 191,770.44 × 39,087.72
  4. Step 4: Simplify right side
    127,841.04x = 7,495,869,263.00
  5. Step 5: Solve for x
    x = 7,495,869,263.00/127,841.04
  6. Step 6: Final answer
    x = 58,634.30

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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.