Home / 57,623.42-79,339.35-48,992.63

Finding the Fourth Proportional to 57,623.42, 79,339.35 and 48,992.63

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Solution

The fourth proportional to 57,623.42, 79,339.35 and 48,992.63 is: 67,455.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,623.42 : 79,339.35 = 48,992.63 : x
  2. Step 2: Convert to fraction form
    57,623.42/79,339.35 = 48,992.63/x
  3. Step 3: Cross multiply
    57,623.42x = 79,339.35 × 48,992.63
  4. Step 4: Simplify right side
    57,623.42x = 3,887,043,022.29
  5. Step 5: Solve for x
    x = 3,887,043,022.29/57,623.42
  6. Step 6: Final answer
    x = 67,455.96

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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.