Home / 55,468.80-76,546.48-30,318.24

Finding the Fourth Proportional to 55,468.80, 76,546.48 and 30,318.24

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Solution

The fourth proportional to 55,468.80, 76,546.48 and 30,318.24 is: 41,838.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,468.80 : 76,546.48 = 30,318.24 : x
  2. Step 2: Convert to fraction form
    55,468.80/76,546.48 = 30,318.24/x
  3. Step 3: Cross multiply
    55,468.80x = 76,546.48 × 30,318.24
  4. Step 4: Simplify right side
    55,468.80x = 2,320,754,551.80
  5. Step 5: Solve for x
    x = 2,320,754,551.80/55,468.80
  6. Step 6: Final answer
    x = 41,838.92

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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.