Home / 127,333.53-175,724.06-73,613.79

Finding the Fourth Proportional to 127,333.53, 175,724.06 and 73,613.79

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Solution

The fourth proportional to 127,333.53, 175,724.06 and 73,613.79 is: 101,589.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,333.53 : 175,724.06 = 73,613.79 : x
  2. Step 2: Convert to fraction form
    127,333.53/175,724.06 = 73,613.79/x
  3. Step 3: Cross multiply
    127,333.53x = 175,724.06 × 73,613.79
  4. Step 4: Simplify right side
    127,333.53x = 12,935,714,050.79
  5. Step 5: Solve for x
    x = 12,935,714,050.79/127,333.53
  6. Step 6: Final answer
    x = 101,589.22

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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.