Home / 57,336.06-79,121.08-31,844.08

Finding the Fourth Proportional to 57,336.06, 79,121.08 and 31,844.08

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Solution

The fourth proportional to 57,336.06, 79,121.08 and 31,844.08 is: 43,943.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,336.06 : 79,121.08 = 31,844.08 : x
  2. Step 2: Convert to fraction form
    57,336.06/79,121.08 = 31,844.08/x
  3. Step 3: Cross multiply
    57,336.06x = 79,121.08 × 31,844.08
  4. Step 4: Simplify right side
    57,336.06x = 2,519,538,001.21
  5. Step 5: Solve for x
    x = 2,519,538,001.21/57,336.06
  6. Step 6: Final answer
    x = 43,943.34

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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.