Home / 136,109.76-204,089.76-50,677.44

Finding the Fourth Proportional to 136,109.76, 204,089.76 and 50,677.44

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Solution

The fourth proportional to 136,109.76, 204,089.76 and 50,677.44 is: 75,988.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,109.76 : 204,089.76 = 50,677.44 : x
  2. Step 2: Convert to fraction form
    136,109.76/204,089.76 = 50,677.44/x
  3. Step 3: Cross multiply
    136,109.76x = 204,089.76 × 50,677.44
  4. Step 4: Simplify right side
    136,109.76x = 10,342,746,567.01
  5. Step 5: Solve for x
    x = 10,342,746,567.01/136,109.76
  6. Step 6: Final answer
    x = 75,988.28

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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.