Home / 162,681.27-244,179.38-78,500.58

Finding the Fourth Proportional to 162,681.27, 244,179.38 and 78,500.58

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Solution

The fourth proportional to 162,681.27, 244,179.38 and 78,500.58 is: 117,826.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,681.27 : 244,179.38 = 78,500.58 : x
  2. Step 2: Convert to fraction form
    162,681.27/244,179.38 = 78,500.58/x
  3. Step 3: Cross multiply
    162,681.27x = 244,179.38 × 78,500.58
  4. Step 4: Simplify right side
    162,681.27x = 19,168,222,954.04
  5. Step 5: Solve for x
    x = 19,168,222,954.04/162,681.27
  6. Step 6: Final answer
    x = 117,826.86

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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.