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Finding the Fourth Proportional to 40,386.14, 55,732.38 and 23,619.14

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Solution

The fourth proportional to 40,386.14, 55,732.38 and 23,619.14 is: 32,594.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,386.14 : 55,732.38 = 23,619.14 : x
  2. Step 2: Convert to fraction form
    40,386.14/55,732.38 = 23,619.14/x
  3. Step 3: Cross multiply
    40,386.14x = 55,732.38 × 23,619.14
  4. Step 4: Simplify right side
    40,386.14x = 1,316,350,885.75
  5. Step 5: Solve for x
    x = 1,316,350,885.75/40,386.14
  6. Step 6: Final answer
    x = 32,594.12

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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.