Home / 114,335.20-157,782.24-65,936.92

Finding the Fourth Proportional to 114,335.20, 157,782.24 and 65,936.92

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Solution

The fourth proportional to 114,335.20, 157,782.24 and 65,936.92 is: 90,992.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,335.20 : 157,782.24 = 65,936.92 : x
  2. Step 2: Convert to fraction form
    114,335.20/157,782.24 = 65,936.92/x
  3. Step 3: Cross multiply
    114,335.20x = 157,782.24 × 65,936.92
  4. Step 4: Simplify right side
    114,335.20x = 10,403,674,936.30
  5. Step 5: Solve for x
    x = 10,403,674,936.30/114,335.20
  6. Step 6: Final answer
    x = 90,992.76

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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.