Home / 51,534.14-71,131.11-30,320.24

Finding the Fourth Proportional to 51,534.14, 71,131.11 and 30,320.24

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Solution

The fourth proportional to 51,534.14, 71,131.11 and 30,320.24 is: 41,850.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,534.14 : 71,131.11 = 30,320.24 : x
  2. Step 2: Convert to fraction form
    51,534.14/71,131.11 = 30,320.24/x
  3. Step 3: Cross multiply
    51,534.14x = 71,131.11 × 30,320.24
  4. Step 4: Simplify right side
    51,534.14x = 2,156,712,326.67
  5. Step 5: Solve for x
    x = 2,156,712,326.67/51,534.14
  6. Step 6: Final answer
    x = 41,850.17

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1.5x scale

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.