Home / 164,740.56-247,109.04-40,081.68

Finding the Fourth Proportional to 164,740.56, 247,109.04 and 40,081.68

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Solution

The fourth proportional to 164,740.56, 247,109.04 and 40,081.68 is: 60,122.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,740.56 : 247,109.04 = 40,081.68 : x
  2. Step 2: Convert to fraction form
    164,740.56/247,109.04 = 40,081.68/x
  3. Step 3: Cross multiply
    164,740.56x = 247,109.04 × 40,081.68
  4. Step 4: Simplify right side
    164,740.56x = 9,904,545,466.39
  5. Step 5: Solve for x
    x = 9,904,545,466.39/164,740.56
  6. Step 6: Final answer
    x = 60,122.08

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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.