Home / 132,656.38-198,851.56-61,628.94

Finding the Fourth Proportional to 132,656.38, 198,851.56 and 61,628.94

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Solution

The fourth proportional to 132,656.38, 198,851.56 and 61,628.94 is: 92,381.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,656.38 : 198,851.56 = 61,628.94 : x
  2. Step 2: Convert to fraction form
    132,656.38/198,851.56 = 61,628.94/x
  3. Step 3: Cross multiply
    132,656.38x = 198,851.56 × 61,628.94
  4. Step 4: Simplify right side
    132,656.38x = 12,255,010,706.07
  5. Step 5: Solve for x
    x = 12,255,010,706.07/132,656.38
  6. Step 6: Final answer
    x = 92,381.62

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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.