Home / 52,458.08-72,383.68-31,236.80

Finding the Fourth Proportional to 52,458.08, 72,383.68 and 31,236.80

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Solution

The fourth proportional to 52,458.08, 72,383.68 and 31,236.80 is: 43,101.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,458.08 : 72,383.68 = 31,236.80 : x
  2. Step 2: Convert to fraction form
    52,458.08/72,383.68 = 31,236.80/x
  3. Step 3: Cross multiply
    52,458.08x = 72,383.68 × 31,236.80
  4. Step 4: Simplify right side
    52,458.08x = 2,261,034,535.42
  5. Step 5: Solve for x
    x = 2,261,034,535.42/52,458.08
  6. Step 6: Final answer
    x = 43,101.74

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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.