Home / 147,844.64-204,025.69-79,861.62

Finding the Fourth Proportional to 147,844.64, 204,025.69 and 79,861.62

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Solution

The fourth proportional to 147,844.64, 204,025.69 and 79,861.62 is: 110,209.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,844.64 : 204,025.69 = 79,861.62 : x
  2. Step 2: Convert to fraction form
    147,844.64/204,025.69 = 79,861.62/x
  3. Step 3: Cross multiply
    147,844.64x = 204,025.69 × 79,861.62
  4. Step 4: Simplify right side
    147,844.64x = 16,293,822,125.02
  5. Step 5: Solve for x
    x = 16,293,822,125.02/147,844.64
  6. Step 6: Final answer
    x = 110,209.08

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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.