Home / 219,746.40-329,619.60-181,692.60

Finding the Fourth Proportional to 219,746.40, 329,619.60 and 181,692.60

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Solution

The fourth proportional to 219,746.40, 329,619.60 and 181,692.60 is: 272,538.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,746.40 : 329,619.60 = 181,692.60 : x
  2. Step 2: Convert to fraction form
    219,746.40/329,619.60 = 181,692.60/x
  3. Step 3: Cross multiply
    219,746.40x = 329,619.60 × 181,692.60
  4. Step 4: Simplify right side
    219,746.40x = 59,889,442,134.96
  5. Step 5: Solve for x
    x = 59,889,442,134.96/219,746.40
  6. Step 6: Final answer
    x = 272,538.90

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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.