Home / 132,493.36-198,718.44-38,977.24

Finding the Fourth Proportional to 132,493.36, 198,718.44 and 38,977.24

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Solution

The fourth proportional to 132,493.36, 198,718.44 and 38,977.24 is: 58,459.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,493.36 : 198,718.44 = 38,977.24 : x
  2. Step 2: Convert to fraction form
    132,493.36/198,718.44 = 38,977.24/x
  3. Step 3: Cross multiply
    132,493.36x = 198,718.44 × 38,977.24
  4. Step 4: Simplify right side
    132,493.36x = 7,745,496,328.31
  5. Step 5: Solve for x
    x = 7,745,496,328.31/132,493.36
  6. Step 6: Final answer
    x = 58,459.51

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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.