Home / 52,520.46-72,479.21-28,647.99

Finding the Fourth Proportional to 52,520.46, 72,479.21 and 28,647.99

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Solution

The fourth proportional to 52,520.46, 72,479.21 and 28,647.99 is: 39,534.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,520.46 : 72,479.21 = 28,647.99 : x
  2. Step 2: Convert to fraction form
    52,520.46/72,479.21 = 28,647.99/x
  3. Step 3: Cross multiply
    52,520.46x = 72,479.21 × 28,647.99
  4. Step 4: Simplify right side
    52,520.46x = 2,076,383,754.91
  5. Step 5: Solve for x
    x = 2,076,383,754.91/52,520.46
  6. Step 6: Final answer
    x = 39,534.76

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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.