Home / 136,006.68-203,802.15-57,077.85

Finding the Fourth Proportional to 136,006.68, 203,802.15 and 57,077.85

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Solution

The fourth proportional to 136,006.68, 203,802.15 and 57,077.85 is: 85,529.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,006.68 : 203,802.15 = 57,077.85 : x
  2. Step 2: Convert to fraction form
    136,006.68/203,802.15 = 57,077.85/x
  3. Step 3: Cross multiply
    136,006.68x = 203,802.15 × 57,077.85
  4. Step 4: Simplify right side
    136,006.68x = 11,632,588,547.38
  5. Step 5: Solve for x
    x = 11,632,588,547.38/136,006.68
  6. Step 6: Final answer
    x = 85,529.54

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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.