Home / 72,201.06-99,597.45-41,983.05

Finding the Fourth Proportional to 72,201.06, 99,597.45 and 41,983.05

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Solution

The fourth proportional to 72,201.06, 99,597.45 and 41,983.05 is: 57,913.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,201.06 : 99,597.45 = 41,983.05 : x
  2. Step 2: Convert to fraction form
    72,201.06/99,597.45 = 41,983.05/x
  3. Step 3: Cross multiply
    72,201.06x = 99,597.45 × 41,983.05
  4. Step 4: Simplify right side
    72,201.06x = 4,181,404,723.22
  5. Step 5: Solve for x
    x = 4,181,404,723.22/72,201.06
  6. Step 6: Final answer
    x = 57,913.34

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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.