Home / 57,326.77-79,111.29-31,833.55

Finding the Fourth Proportional to 57,326.77, 79,111.29 and 31,833.55

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Solution

The fourth proportional to 57,326.77, 79,111.29 and 31,833.55 is: 43,930.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,326.77 : 79,111.29 = 31,833.55 : x
  2. Step 2: Convert to fraction form
    57,326.77/79,111.29 = 31,833.55/x
  3. Step 3: Cross multiply
    57,326.77x = 79,111.29 × 31,833.55
  4. Step 4: Simplify right side
    57,326.77x = 2,518,393,205.78
  5. Step 5: Solve for x
    x = 2,518,393,205.78/57,326.77
  6. Step 6: Final answer
    x = 43,930.49

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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.