Home / 178,669.86-246,564.89-98,102.61

Finding the Fourth Proportional to 178,669.86, 246,564.89 and 98,102.61

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Solution

The fourth proportional to 178,669.86, 246,564.89 and 98,102.61 is: 135,381.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,669.86 : 246,564.89 = 98,102.61 : x
  2. Step 2: Convert to fraction form
    178,669.86/246,564.89 = 98,102.61/x
  3. Step 3: Cross multiply
    178,669.86x = 246,564.89 × 98,102.61
  4. Step 4: Simplify right side
    178,669.86x = 24,188,657,520.03
  5. Step 5: Solve for x
    x = 24,188,657,520.03/178,669.86
  6. Step 6: Final answer
    x = 135,381.86

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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.