Home / 136,264.36-188,053.67-75,834.83

Finding the Fourth Proportional to 136,264.36, 188,053.67 and 75,834.83

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Solution

The fourth proportional to 136,264.36, 188,053.67 and 75,834.83 is: 104,656.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,264.36 : 188,053.67 = 75,834.83 : x
  2. Step 2: Convert to fraction form
    136,264.36/188,053.67 = 75,834.83/x
  3. Step 3: Cross multiply
    136,264.36x = 188,053.67 × 75,834.83
  4. Step 4: Simplify right side
    136,264.36x = 14,261,018,095.33
  5. Step 5: Solve for x
    x = 14,261,018,095.33/136,264.36
  6. Step 6: Final answer
    x = 104,656.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.