Home / 52,247.57-72,103.23-30,738.96

Finding the Fourth Proportional to 52,247.57, 72,103.23 and 30,738.96

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Solution

The fourth proportional to 52,247.57, 72,103.23 and 30,738.96 is: 42,420.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,247.57 : 72,103.23 = 30,738.96 : x
  2. Step 2: Convert to fraction form
    52,247.57/72,103.23 = 30,738.96/x
  3. Step 3: Cross multiply
    52,247.57x = 72,103.23 × 30,738.96
  4. Step 4: Simplify right side
    52,247.57x = 2,216,378,302.84
  5. Step 5: Solve for x
    x = 2,216,378,302.84/52,247.57
  6. Step 6: Final answer
    x = 42,420.70

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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.