Home / 132,455.28-198,663.48-43,710.96

Finding the Fourth Proportional to 132,455.28, 198,663.48 and 43,710.96

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Solution

The fourth proportional to 132,455.28, 198,663.48 and 43,710.96 is: 65,560.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,455.28 : 198,663.48 = 43,710.96 : x
  2. Step 2: Convert to fraction form
    132,455.28/198,663.48 = 43,710.96/x
  3. Step 3: Cross multiply
    132,455.28x = 198,663.48 × 43,710.96
  4. Step 4: Simplify right side
    132,455.28x = 8,683,771,427.74
  5. Step 5: Solve for x
    x = 8,683,771,427.74/132,455.28
  6. Step 6: Final answer
    x = 65,560.02

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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.