Home / 113,313.57-156,361.87-62,325.49

Finding the Fourth Proportional to 113,313.57, 156,361.87 and 62,325.49

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Solution

The fourth proportional to 113,313.57, 156,361.87 and 62,325.49 is: 86,003.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,313.57 : 156,361.87 = 62,325.49 : x
  2. Step 2: Convert to fraction form
    113,313.57/156,361.87 = 62,325.49/x
  3. Step 3: Cross multiply
    113,313.57x = 156,361.87 × 62,325.49
  4. Step 4: Simplify right side
    113,313.57x = 9,745,329,675.75
  5. Step 5: Solve for x
    x = 9,745,329,675.75/113,313.57
  6. Step 6: Final answer
    x = 86,003.20

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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.