Home / 132,492.24-198,664.56-69,153.84

Finding the Fourth Proportional to 132,492.24, 198,664.56 and 69,153.84

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Solution

The fourth proportional to 132,492.24, 198,664.56 and 69,153.84 is: 103,692.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,492.24 : 198,664.56 = 69,153.84 : x
  2. Step 2: Convert to fraction form
    132,492.24/198,664.56 = 69,153.84/x
  3. Step 3: Cross multiply
    132,492.24x = 198,664.56 × 69,153.84
  4. Step 4: Simplify right side
    132,492.24x = 13,738,417,195.91
  5. Step 5: Solve for x
    x = 13,738,417,195.91/132,492.24
  6. Step 6: Final answer
    x = 103,692.24

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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.