Home / 57,352.86-79,144.39-31,860.95

Finding the Fourth Proportional to 57,352.86, 79,144.39 and 31,860.95

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Solution

The fourth proportional to 57,352.86, 79,144.39 and 31,860.95 is: 43,966.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,352.86 : 79,144.39 = 31,860.95 : x
  2. Step 2: Convert to fraction form
    57,352.86/79,144.39 = 31,860.95/x
  3. Step 3: Cross multiply
    57,352.86x = 79,144.39 × 31,860.95
  4. Step 4: Simplify right side
    57,352.86x = 2,521,615,096.67
  5. Step 5: Solve for x
    x = 2,521,615,096.67/57,352.86
  6. Step 6: Final answer
    x = 43,966.68

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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.