Home / 214,954.40-322,431.21-57,182.85

Finding the Fourth Proportional to 214,954.40, 322,431.21 and 57,182.85

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Solution

The fourth proportional to 214,954.40, 322,431.21 and 57,182.85 is: 85,774.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,954.40 : 322,431.21 = 57,182.85 : x
  2. Step 2: Convert to fraction form
    214,954.40/322,431.21 = 57,182.85/x
  3. Step 3: Cross multiply
    214,954.40x = 322,431.21 × 57,182.85
  4. Step 4: Simplify right side
    214,954.40x = 18,437,534,424.76
  5. Step 5: Solve for x
    x = 18,437,534,424.76/214,954.40
  6. Step 6: Final answer
    x = 85,774.17

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1.5x scale

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.