Home / 156,574.56-234,863.28-49,974.72

Finding the Fourth Proportional to 156,574.56, 234,863.28 and 49,974.72

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Solution

The fourth proportional to 156,574.56, 234,863.28 and 49,974.72 is: 74,962.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,574.56 : 234,863.28 = 49,974.72 : x
  2. Step 2: Convert to fraction form
    156,574.56/234,863.28 = 49,974.72/x
  3. Step 3: Cross multiply
    156,574.56x = 234,863.28 × 49,974.72
  4. Step 4: Simplify right side
    156,574.56x = 11,737,226,656.28
  5. Step 5: Solve for x
    x = 11,737,226,656.28/156,574.56
  6. Step 6: Final answer
    x = 74,962.54

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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.