Home / 53,016.71-73,163.14-29,143.53

Finding the Fourth Proportional to 53,016.71, 73,163.14 and 29,143.53

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Solution

The fourth proportional to 53,016.71, 73,163.14 and 29,143.53 is: 40,218.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,016.71 : 73,163.14 = 29,143.53 : x
  2. Step 2: Convert to fraction form
    53,016.71/73,163.14 = 29,143.53/x
  3. Step 3: Cross multiply
    53,016.71x = 73,163.14 × 29,143.53
  4. Step 4: Simplify right side
    53,016.71x = 2,132,232,092.63
  5. Step 5: Solve for x
    x = 2,132,232,092.63/53,016.71
  6. Step 6: Final answer
    x = 40,218.12

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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.