Home / 104,677.65-156,891.38-38,039.76

Finding the Fourth Proportional to 104,677.65, 156,891.38 and 38,039.76

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Solution

The fourth proportional to 104,677.65, 156,891.38 and 38,039.76 is: 57,014.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,677.65 : 156,891.38 = 38,039.76 : x
  2. Step 2: Convert to fraction form
    104,677.65/156,891.38 = 38,039.76/x
  3. Step 3: Cross multiply
    104,677.65x = 156,891.38 × 38,039.76
  4. Step 4: Simplify right side
    104,677.65x = 5,968,110,441.27
  5. Step 5: Solve for x
    x = 5,968,110,441.27/104,677.65
  6. Step 6: Final answer
    x = 57,014.18

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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.