Home / 40,499.68-55,871.28-23,725.60

Finding the Fourth Proportional to 40,499.68, 55,871.28 and 23,725.60

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Solution

The fourth proportional to 40,499.68, 55,871.28 and 23,725.60 is: 32,730.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,499.68 : 55,871.28 = 23,725.60 : x
  2. Step 2: Convert to fraction form
    40,499.68/55,871.28 = 23,725.60/x
  3. Step 3: Cross multiply
    40,499.68x = 55,871.28 × 23,725.60
  4. Step 4: Simplify right side
    40,499.68x = 1,325,579,640.77
  5. Step 5: Solve for x
    x = 1,325,579,640.77/40,499.68
  6. Step 6: Final answer
    x = 32,730.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.