Home / 83,773.54-115,574.76-47,944.42

Finding the Fourth Proportional to 83,773.54, 115,574.76 and 47,944.42

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Solution

The fourth proportional to 83,773.54, 115,574.76 and 47,944.42 is: 66,144.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,773.54 : 115,574.76 = 47,944.42 : x
  2. Step 2: Convert to fraction form
    83,773.54/115,574.76 = 47,944.42/x
  3. Step 3: Cross multiply
    83,773.54x = 115,574.76 × 47,944.42
  4. Step 4: Simplify right side
    83,773.54x = 5,541,164,834.84
  5. Step 5: Solve for x
    x = 5,541,164,834.84/83,773.54
  6. Step 6: Final answer
    x = 66,144.57

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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.