Home / 74,516.63-102,832.44-42,257.35

Finding the Fourth Proportional to 74,516.63, 102,832.44 and 42,257.35

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Solution

The fourth proportional to 74,516.63, 102,832.44 and 42,257.35 is: 58,314.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,516.63 : 102,832.44 = 42,257.35 : x
  2. Step 2: Convert to fraction form
    74,516.63/102,832.44 = 42,257.35/x
  3. Step 3: Cross multiply
    74,516.63x = 102,832.44 × 42,257.35
  4. Step 4: Simplify right side
    74,516.63x = 4,345,425,894.27
  5. Step 5: Solve for x
    x = 4,345,425,894.27/74,516.63
  6. Step 6: Final answer
    x = 58,314.85

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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.