Home / 186,087.58-256,717.96-124,012.01

Finding the Fourth Proportional to 186,087.58, 256,717.96 and 124,012.01

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Solution

The fourth proportional to 186,087.58, 256,717.96 and 124,012.01 is: 171,081.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,087.58 : 256,717.96 = 124,012.01 : x
  2. Step 2: Convert to fraction form
    186,087.58/256,717.96 = 124,012.01/x
  3. Step 3: Cross multiply
    186,087.58x = 256,717.96 × 124,012.01
  4. Step 4: Simplify right side
    186,087.58x = 31,836,110,554.46
  5. Step 5: Solve for x
    x = 31,836,110,554.46/186,087.58
  6. Step 6: Final answer
    x = 171,081.33

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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.