Home / 190,844.43-286,311.59-57,725.79

Finding the Fourth Proportional to 190,844.43, 286,311.59 and 57,725.79

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Solution

The fourth proportional to 190,844.43, 286,311.59 and 57,725.79 is: 86,602.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,844.43 : 286,311.59 = 57,725.79 : x
  2. Step 2: Convert to fraction form
    190,844.43/286,311.59 = 57,725.79/x
  3. Step 3: Cross multiply
    190,844.43x = 286,311.59 × 57,725.79
  4. Step 4: Simplify right side
    190,844.43x = 16,527,562,718.91
  5. Step 5: Solve for x
    x = 16,527,562,718.91/190,844.43
  6. Step 6: Final answer
    x = 86,602.28

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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.