Home / 51,687.37-71,330.29-29,030.35

Finding the Fourth Proportional to 51,687.37, 71,330.29 and 29,030.35

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Solution

The fourth proportional to 51,687.37, 71,330.29 and 29,030.35 is: 40,062.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,687.37 : 71,330.29 = 29,030.35 : x
  2. Step 2: Convert to fraction form
    51,687.37/71,330.29 = 29,030.35/x
  3. Step 3: Cross multiply
    51,687.37x = 71,330.29 × 29,030.35
  4. Step 4: Simplify right side
    51,687.37x = 2,070,743,167.14
  5. Step 5: Solve for x
    x = 2,070,743,167.14/51,687.37
  6. Step 6: Final answer
    x = 40,062.85

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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.