Home / 72,445.14-108,683.10-22,524.02

Finding the Fourth Proportional to 72,445.14, 108,683.10 and 22,524.02

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Solution

The fourth proportional to 72,445.14, 108,683.10 and 22,524.02 is: 33,790.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,445.14 : 108,683.10 = 22,524.02 : x
  2. Step 2: Convert to fraction form
    72,445.14/108,683.10 = 22,524.02/x
  3. Step 3: Cross multiply
    72,445.14x = 108,683.10 × 22,524.02
  4. Step 4: Simplify right side
    72,445.14x = 2,447,980,318.06
  5. Step 5: Solve for x
    x = 2,447,980,318.06/72,445.14
  6. Step 6: Final answer
    x = 33,790.81

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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.