Home / 291,885.12-402,806.52-177,166.44

Finding the Fourth Proportional to 291,885.12, 402,806.52 and 177,166.44

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Solution

The fourth proportional to 291,885.12, 402,806.52 and 177,166.44 is: 244,492.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,885.12 : 402,806.52 = 177,166.44 : x
  2. Step 2: Convert to fraction form
    291,885.12/402,806.52 = 177,166.44/x
  3. Step 3: Cross multiply
    291,885.12x = 402,806.52 × 177,166.44
  4. Step 4: Simplify right side
    291,885.12x = 71,363,797,157.19
  5. Step 5: Solve for x
    x = 71,363,797,157.19/291,885.12
  6. Step 6: Final answer
    x = 244,492.76

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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.