Home / 124,261.45-186,672.75-73,693.64

Finding the Fourth Proportional to 124,261.45, 186,672.75 and 73,693.64

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Solution

The fourth proportional to 124,261.45, 186,672.75 and 73,693.64 is: 110,706.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,261.45 : 186,672.75 = 73,693.64 : x
  2. Step 2: Convert to fraction form
    124,261.45/186,672.75 = 73,693.64/x
  3. Step 3: Cross multiply
    124,261.45x = 186,672.75 × 73,693.64
  4. Step 4: Simplify right side
    124,261.45x = 13,756,594,436.31
  5. Step 5: Solve for x
    x = 13,756,594,436.31/124,261.45
  6. Step 6: Final answer
    x = 110,706.86

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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.