Home / 55,251.57-76,247.16-30,101.07

Finding the Fourth Proportional to 55,251.57, 76,247.16 and 30,101.07

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Solution

The fourth proportional to 55,251.57, 76,247.16 and 30,101.07 is: 41,539.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,251.57 : 76,247.16 = 30,101.07 : x
  2. Step 2: Convert to fraction form
    55,251.57/76,247.16 = 30,101.07/x
  3. Step 3: Cross multiply
    55,251.57x = 76,247.16 × 30,101.07
  4. Step 4: Simplify right side
    55,251.57x = 2,295,121,100.46
  5. Step 5: Solve for x
    x = 2,295,121,100.46/55,251.57
  6. Step 6: Final answer
    x = 41,539.47

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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.