Home / 52,020.66-71,749.88-31,602.64

Finding the Fourth Proportional to 52,020.66, 71,749.88 and 31,602.64

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Solution

The fourth proportional to 52,020.66, 71,749.88 and 31,602.64 is: 43,588.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,020.66 : 71,749.88 = 31,602.64 : x
  2. Step 2: Convert to fraction form
    52,020.66/71,749.88 = 31,602.64/x
  3. Step 3: Cross multiply
    52,020.66x = 71,749.88 × 31,602.64
  4. Step 4: Simplify right side
    52,020.66x = 2,267,485,627.68
  5. Step 5: Solve for x
    x = 2,267,485,627.68/52,020.66
  6. Step 6: Final answer
    x = 43,588.17

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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.