Home / 74,039.87-102,188.18-43,841.96

Finding the Fourth Proportional to 74,039.87, 102,188.18 and 43,841.96

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Solution

The fourth proportional to 74,039.87, 102,188.18 and 43,841.96 is: 60,509.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,039.87 : 102,188.18 = 43,841.96 : x
  2. Step 2: Convert to fraction form
    74,039.87/102,188.18 = 43,841.96/x
  3. Step 3: Cross multiply
    74,039.87x = 102,188.18 × 43,841.96
  4. Step 4: Simplify right side
    74,039.87x = 4,480,130,081.90
  5. Step 5: Solve for x
    x = 4,480,130,081.90/74,039.87
  6. Step 6: Final answer
    x = 60,509.69

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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.