Home / 56,928.55-78,583.55-50,949.83

Finding the Fourth Proportional to 56,928.55, 78,583.55 and 50,949.83

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Solution

The fourth proportional to 56,928.55, 78,583.55 and 50,949.83 is: 70,330.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,928.55 : 78,583.55 = 50,949.83 : x
  2. Step 2: Convert to fraction form
    56,928.55/78,583.55 = 50,949.83/x
  3. Step 3: Cross multiply
    56,928.55x = 78,583.55 × 50,949.83
  4. Step 4: Simplify right side
    56,928.55x = 4,003,818,513.30
  5. Step 5: Solve for x
    x = 4,003,818,513.30/56,928.55
  6. Step 6: Final answer
    x = 70,330.59

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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.