Home / 74,919.96-112,381.02-25,002.36

Finding the Fourth Proportional to 74,919.96, 112,381.02 and 25,002.36

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Solution

The fourth proportional to 74,919.96, 112,381.02 and 25,002.36 is: 37,503.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,919.96 : 112,381.02 = 25,002.36 : x
  2. Step 2: Convert to fraction form
    74,919.96/112,381.02 = 25,002.36/x
  3. Step 3: Cross multiply
    74,919.96x = 112,381.02 × 25,002.36
  4. Step 4: Simplify right side
    74,919.96x = 2,809,790,719.21
  5. Step 5: Solve for x
    x = 2,809,790,719.21/74,919.96
  6. Step 6: Final answer
    x = 37,503.90

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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.