Home / 186,015.39-256,703.04-101,134.26

Finding the Fourth Proportional to 186,015.39, 256,703.04 and 101,134.26

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Solution

The fourth proportional to 186,015.39, 256,703.04 and 101,134.26 is: 139,566.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,015.39 : 256,703.04 = 101,134.26 : x
  2. Step 2: Convert to fraction form
    186,015.39/256,703.04 = 101,134.26/x
  3. Step 3: Cross multiply
    186,015.39x = 256,703.04 × 101,134.26
  4. Step 4: Simplify right side
    186,015.39x = 25,961,471,990.15
  5. Step 5: Solve for x
    x = 25,961,471,990.15/186,015.39
  6. Step 6: Final answer
    x = 139,566.26

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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.