Home / 97,707.56-146,571.96-31,132.04

Finding the Fourth Proportional to 97,707.56, 146,571.96 and 31,132.04

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Solution

The fourth proportional to 97,707.56, 146,571.96 and 31,132.04 is: 46,701.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,707.56 : 146,571.96 = 31,132.04 : x
  2. Step 2: Convert to fraction form
    97,707.56/146,571.96 = 31,132.04/x
  3. Step 3: Cross multiply
    97,707.56x = 146,571.96 × 31,132.04
  4. Step 4: Simplify right side
    97,707.56x = 4,563,084,121.60
  5. Step 5: Solve for x
    x = 4,563,084,121.60/97,707.56
  6. Step 6: Final answer
    x = 46,701.44

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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.