Home / 71,380.11-98,504.51-41,165.00

Finding the Fourth Proportional to 71,380.11, 98,504.51 and 41,165.00

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Solution

The fourth proportional to 71,380.11, 98,504.51 and 41,165.00 is: 56,807.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,380.11 : 98,504.51 = 41,165.00 : x
  2. Step 2: Convert to fraction form
    71,380.11/98,504.51 = 41,165.00/x
  3. Step 3: Cross multiply
    71,380.11x = 98,504.51 × 41,165.00
  4. Step 4: Simplify right side
    71,380.11x = 4,054,937,455.80
  5. Step 5: Solve for x
    x = 4,054,937,455.80/71,380.11
  6. Step 6: Final answer
    x = 56,807.67

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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.