Home / 52,529.56-72,491-28,656.73

Finding the Fourth Proportional to 52,529.56, 72,491 and 28,656.73

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Solution

The fourth proportional to 52,529.56, 72,491 and 28,656.73 is: 39,546.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,529.56 : 72,491 = 28,656.73 : x
  2. Step 2: Convert to fraction form
    52,529.56/72,491 = 28,656.73/x
  3. Step 3: Cross multiply
    52,529.56x = 72,491 × 28,656.73
  4. Step 4: Simplify right side
    52,529.56x = 2,077,355,014.43
  5. Step 5: Solve for x
    x = 2,077,355,014.43/52,529.56
  6. Step 6: Final answer
    x = 39,546.40

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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.