Home / 40,101.61-55,346.05-23,102.54

Finding the Fourth Proportional to 40,101.61, 55,346.05 and 23,102.54

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Solution

The fourth proportional to 40,101.61, 55,346.05 and 23,102.54 is: 31,884.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,101.61 : 55,346.05 = 23,102.54 : x
  2. Step 2: Convert to fraction form
    40,101.61/55,346.05 = 23,102.54/x
  3. Step 3: Cross multiply
    40,101.61x = 55,346.05 × 23,102.54
  4. Step 4: Simplify right side
    40,101.61x = 1,278,634,218.45
  5. Step 5: Solve for x
    x = 1,278,634,218.45/40,101.61
  6. Step 6: Final answer
    x = 31,884.86

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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.