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Finding the Fourth Proportional to 159,201.41, 238,810.68 and 40,873.77

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Solution

The fourth proportional to 159,201.41, 238,810.68 and 40,873.77 is: 61,312.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,201.41 : 238,810.68 = 40,873.77 : x
  2. Step 2: Convert to fraction form
    159,201.41/238,810.68 = 40,873.77/x
  3. Step 3: Cross multiply
    159,201.41x = 238,810.68 × 40,873.77
  4. Step 4: Simplify right side
    159,201.41x = 9,761,092,807.86
  5. Step 5: Solve for x
    x = 9,761,092,807.86/159,201.41
  6. Step 6: Final answer
    x = 61,312.86

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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.