Home / 132,595.10-198,734.55-92,396.45

Finding the Fourth Proportional to 132,595.10, 198,734.55 and 92,396.45

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Solution

The fourth proportional to 132,595.10, 198,734.55 and 92,396.45 is: 138,484.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,595.10 : 198,734.55 = 92,396.45 : x
  2. Step 2: Convert to fraction form
    132,595.10/198,734.55 = 92,396.45/x
  3. Step 3: Cross multiply
    132,595.10x = 198,734.55 × 92,396.45
  4. Step 4: Simplify right side
    132,595.10x = 18,362,365,918.67
  5. Step 5: Solve for x
    x = 18,362,365,918.67/132,595.10
  6. Step 6: Final answer
    x = 138,484.50

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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.