Home / 229,826.74-344,502.34-87,633.76

Finding the Fourth Proportional to 229,826.74, 344,502.34 and 87,633.76

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Solution

The fourth proportional to 229,826.74, 344,502.34 and 87,633.76 is: 131,359.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,826.74 : 344,502.34 = 87,633.76 : x
  2. Step 2: Convert to fraction form
    229,826.74/344,502.34 = 87,633.76/x
  3. Step 3: Cross multiply
    229,826.74x = 344,502.34 × 87,633.76
  4. Step 4: Simplify right side
    229,826.74x = 30,190,035,383.00
  5. Step 5: Solve for x
    x = 30,190,035,383.00/229,826.74
  6. Step 6: Final answer
    x = 131,359.98

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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.