Home / 55,267.20-76,268.72-30,116.68

Finding the Fourth Proportional to 55,267.20, 76,268.72 and 30,116.68

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Solution

The fourth proportional to 55,267.20, 76,268.72 and 30,116.68 is: 41,561.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,267.20 : 76,268.72 = 30,116.68 : x
  2. Step 2: Convert to fraction form
    55,267.20/76,268.72 = 30,116.68/x
  3. Step 3: Cross multiply
    55,267.20x = 76,268.72 × 30,116.68
  4. Step 4: Simplify right side
    55,267.20x = 2,296,960,634.25
  5. Step 5: Solve for x
    x = 2,296,960,634.25/55,267.20
  6. Step 6: Final answer
    x = 41,561.01

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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.