Home / 147,846.64-204,028.45-79,863.62

Finding the Fourth Proportional to 147,846.64, 204,028.45 and 79,863.62

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Solution

The fourth proportional to 147,846.64, 204,028.45 and 79,863.62 is: 110,211.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,846.64 : 204,028.45 = 79,863.62 : x
  2. Step 2: Convert to fraction form
    147,846.64/204,028.45 = 79,863.62/x
  3. Step 3: Cross multiply
    147,846.64x = 204,028.45 × 79,863.62
  4. Step 4: Simplify right side
    147,846.64x = 16,294,450,599.99
  5. Step 5: Solve for x
    x = 16,294,450,599.99/147,846.64
  6. Step 6: Final answer
    x = 110,211.84

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1.5x scale

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.