Home / 99,528.78-148,942.40-62,106.48

Finding the Fourth Proportional to 99,528.78, 148,942.40 and 62,106.48

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Solution

The fourth proportional to 99,528.78, 148,942.40 and 62,106.48 is: 92,940.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,528.78 : 148,942.40 = 62,106.48 : x
  2. Step 2: Convert to fraction form
    99,528.78/148,942.40 = 62,106.48/x
  3. Step 3: Cross multiply
    99,528.78x = 148,942.40 × 62,106.48
  4. Step 4: Simplify right side
    99,528.78x = 9,250,287,876.22
  5. Step 5: Solve for x
    x = 9,250,287,876.22/99,528.78
  6. Step 6: Final answer
    x = 92,940.83

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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.