Home / 124,180.43-186,302.09-35,434.25

Finding the Fourth Proportional to 124,180.43, 186,302.09 and 35,434.25

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Solution

The fourth proportional to 124,180.43, 186,302.09 and 35,434.25 is: 53,160.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,180.43 : 186,302.09 = 35,434.25 : x
  2. Step 2: Convert to fraction form
    124,180.43/186,302.09 = 35,434.25/x
  3. Step 3: Cross multiply
    124,180.43x = 186,302.09 × 35,434.25
  4. Step 4: Simplify right side
    124,180.43x = 6,601,474,832.58
  5. Step 5: Solve for x
    x = 6,601,474,832.58/124,180.43
  6. Step 6: Final answer
    x = 53,160.35

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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.