Home / 132,077.56-198,165.66-53,214.16

Finding the Fourth Proportional to 132,077.56, 198,165.66 and 53,214.16

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Solution

The fourth proportional to 132,077.56, 198,165.66 and 53,214.16 is: 79,841.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,077.56 : 198,165.66 = 53,214.16 : x
  2. Step 2: Convert to fraction form
    132,077.56/198,165.66 = 53,214.16/x
  3. Step 3: Cross multiply
    132,077.56x = 198,165.66 × 53,214.16
  4. Step 4: Simplify right side
    132,077.56x = 10,545,219,137.75
  5. Step 5: Solve for x
    x = 10,545,219,137.75/132,077.56
  6. Step 6: Final answer
    x = 79,841.11

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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.