Home / 53,336.75-73,601.87-30,672.14

Finding the Fourth Proportional to 53,336.75, 73,601.87 and 30,672.14

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Solution

The fourth proportional to 53,336.75, 73,601.87 and 30,672.14 is: 42,325.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,336.75 : 73,601.87 = 30,672.14 : x
  2. Step 2: Convert to fraction form
    53,336.75/73,601.87 = 30,672.14/x
  3. Step 3: Cross multiply
    53,336.75x = 73,601.87 × 30,672.14
  4. Step 4: Simplify right side
    53,336.75x = 2,257,526,339.53
  5. Step 5: Solve for x
    x = 2,257,526,339.53/53,336.75
  6. Step 6: Final answer
    x = 42,325.91

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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.