Home / 72,716.24-100,324.28-59,264.37

Finding the Fourth Proportional to 72,716.24, 100,324.28 and 59,264.37

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Solution

The fourth proportional to 72,716.24, 100,324.28 and 59,264.37 is: 81,765.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,716.24 : 100,324.28 = 59,264.37 : x
  2. Step 2: Convert to fraction form
    72,716.24/100,324.28 = 59,264.37/x
  3. Step 3: Cross multiply
    72,716.24x = 100,324.28 × 59,264.37
  4. Step 4: Simplify right side
    72,716.24x = 5,945,654,953.58
  5. Step 5: Solve for x
    x = 5,945,654,953.58/72,716.24
  6. Step 6: Final answer
    x = 81,765.17

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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.