Home / 114,997.32-158,585.04-74,721.96

Finding the Fourth Proportional to 114,997.32, 158,585.04 and 74,721.96

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Solution

The fourth proportional to 114,997.32, 158,585.04 and 74,721.96 is: 103,044.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,997.32 : 158,585.04 = 74,721.96 : x
  2. Step 2: Convert to fraction form
    114,997.32/158,585.04 = 74,721.96/x
  3. Step 3: Cross multiply
    114,997.32x = 158,585.04 × 74,721.96
  4. Step 4: Simplify right side
    114,997.32x = 11,849,785,015.48
  5. Step 5: Solve for x
    x = 11,849,785,015.48/114,997.32
  6. Step 6: Final answer
    x = 103,044.01

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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.