Home / 98,522.43-147,804.40-31,957.37

Finding the Fourth Proportional to 98,522.43, 147,804.40 and 31,957.37

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Solution

The fourth proportional to 98,522.43, 147,804.40 and 31,957.37 is: 47,942.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,522.43 : 147,804.40 = 31,957.37 : x
  2. Step 2: Convert to fraction form
    98,522.43/147,804.40 = 31,957.37/x
  3. Step 3: Cross multiply
    98,522.43x = 147,804.40 × 31,957.37
  4. Step 4: Simplify right side
    98,522.43x = 4,723,439,199.35
  5. Step 5: Solve for x
    x = 4,723,439,199.35/98,522.43
  6. Step 6: Final answer
    x = 47,942.78

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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.