Home / 159,850.19-239,881.16-87,853.37

Finding the Fourth Proportional to 159,850.19, 239,881.16 and 87,853.37

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Solution

The fourth proportional to 159,850.19, 239,881.16 and 87,853.37 is: 131,838.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,850.19 : 239,881.16 = 87,853.37 : x
  2. Step 2: Convert to fraction form
    159,850.19/239,881.16 = 87,853.37/x
  3. Step 3: Cross multiply
    159,850.19x = 239,881.16 × 87,853.37
  4. Step 4: Simplify right side
    159,850.19x = 21,074,366,666.84
  5. Step 5: Solve for x
    x = 21,074,366,666.84/159,850.19
  6. Step 6: Final answer
    x = 131,838.24

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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.