Home / 56,950.68-78,591.94-31,800.18

Finding the Fourth Proportional to 56,950.68, 78,591.94 and 31,800.18

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Solution

The fourth proportional to 56,950.68, 78,591.94 and 31,800.18 is: 43,884.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,950.68 : 78,591.94 = 31,800.18 : x
  2. Step 2: Convert to fraction form
    56,950.68/78,591.94 = 31,800.18/x
  3. Step 3: Cross multiply
    56,950.68x = 78,591.94 × 31,800.18
  4. Step 4: Simplify right side
    56,950.68x = 2,499,237,838.55
  5. Step 5: Solve for x
    x = 2,499,237,838.55/56,950.68
  6. Step 6: Final answer
    x = 43,884.25

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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.